Denis Oswald declared his candidacy for IOC president Friday, becoming the fifth member and second European to enter the race to succeed Jacques Rogge.

Duke coach Mike Krzyzewski just couldn't pass on "the ultimate honor" of representing his country again as the U.S. men's national team coach.

Wrestling's governing body has "reacted well" and made the necessary changes to give the sport a chance of saving its place in the Olympics, IOC President Jacques Rogge said.

C.K. Wu confirmed Thursday he is running for president of the International Olympic Committee, becoming the fourth candidate and the second from Asia bidding to replace Jacques Rogge.

Duke coach Mike Krzyzewski is back as the U.S. men's national team coach and ready for another run at Olympic gold.

It appears Duke coach Mike Krzyzewski has decided to remain at the helm of the U.S. men's Olympic basketball squad.

Richard Carrion of Puerto Rico entered the IOC presidential race Wednesday, promising to use his business experience to guide the Olympics through the world's troubled financial times and proposing to deploy IOC staff permanently in host cities to help organize the games.

Olympic officials agree that more targeted, out-of-competition testing in high-profile sports is needed to catch the drug cheats who are escaping the net, IOC President Jacques Rogge said Wednesday.

The U.S. Men's National Ice Hockey Team captured bronze at the 2013 IIHF Men's World Championship, held May 3-19 in Stockholm. In a fitting finale, Team USA prevailed in a thrilling 3-2 shootout victory over Finland. Alex Galchenyuk (Milwaukee, Wis.) notched goals on back-to-back attempts, including the game-winner, while goaltender John Gibson (Pittsburgh, Pa.) stopped three out of four attempts from Finland during the three-round shootout. Gibson tallied 36 saves throughout the nail-biter to deliver the U.S. its first medal since 2004.

One Pistorius brother is free of charges - acquitted Tuesday of culpable homicide in the death of a woman in a road accident. The famous younger brother, Olympian double-amputee Oscar Pistorius, still must face his day in court for shooting and killing his girlfriend.

The cost of the 2014 Winter Games in the Russian city of Sochi now stands at $51 billion, making it the most expensive Olympics in history. More than half of the bill is being footed by Russian state-controlled companies and business tycoons. A look at what the major players are building in Sochi:

The mountains of Sochi are now home to Potanin's slope, Gazprom's gondola lift and Sberbank's ski jump. The nicknames used by locals and an army of construction workers leave no doubt about who is paying for the 2014 Winter Games: Russia's business powerhouses.

Mike Krzyzewski is no longer ruling out a return as coach of the U.S. Olympic men's basketball team.

Michael Phelps has repeatedly stated his Olympic swimming career is over.

Wrestling is heeding the harshest of wakeup calls.

Former WADA president Dick Pound has written a report for the World Anti-Doping Agency assessing the current state of drug-testing. It doesn't paint a pretty picture.

IOC Vice President Ng Ser Miang of Singapore is set to become the second declared candidate in the race to succeed Jacques Rogge as IOC president.

Brittney Reese (Gulfport, Miss.) and Ryan Whiting (Harrisburg, Pa.) each recorded meet records and world-leading marks in their respective events to open the IAAF Diamond League season on May 10 in Doha, Qatar. Reigning Olympic champion Reese posted a personal best leap of 7.25 meters to win the women's long jump, while Whiting also set a personal best with a mark of 22.28 meters in men's shot put. Meanwhile, Dawn Harper-Nelson (East St. Louis, Ill.) won the women's 100-meter hurdles in a world-leading time of 12.60 seconds. Olympic medalists Michael Tinsley (Little Rock, Ark.), Christian Taylor (Fayetteville, Ga.) and Justin Gatlin (Woodham, Fla.) all also earned medals in the men's 400 hurdles, the men's triple jump and the men's 100m, respectively. Olympian and IAAF Female Athlete of the Year, Allyson Felix (Santa Clara, Calif.), secured second with a time of 50.19 in the 400.

Team USA came out firing, setting an American record in the women's 4x800-meter by 13 seconds at the Penn Relays, held April 24-26 in Philadelphia. The team of Lea Wallace (Napa, Calif.), Brenda Martinez (Rancho Cucamonga, Calif.), Ajee Wilson (Neptune City, N.J.) and Alysia Montano (Canyon Country, Calif.) crossed the finish line in 8:04.31. Their opening victory set the tone for Team USA to win four of the six events in the 14th edition of USA vs. the World.

Just six days after her Boston Marathon victory, Tatyana McFadden (Clarksville, M.D.) celebrated her 24th birthday by capturing the women's wheelchair race in the London Marathon, held April 21. Smashing the course record with a time of 1:46:02, McFadden dedicated her win to the city of Boston in the aftermath of the Boston Marathon bombings. Fellow American Amanda McGrory (Kennet Square, Penn.) placed second.

The USADA announced that United States Olympic sprinter Shawn Crawford has received a two-year suspension for committing an anti-doping rule violation in which he failed to file his whereabouts information.

Propelled by Ashley Wagner (Alexandria, Va.) and Gracie Gold's (Springfield, Ill.) second and third-place finishes in the free skate, Team USA won the 2013 ISU World Team Trophy, held April 11-14 in Tokyo. Madison Chock (Redondo Beach, Calif.) and Evan Bates (Ann Arbor, Mich.) won the short dance event with a season-best score of 98.37 points.

Ian Silverman (Baltimore, Md.) set world records in the men's 800-meter and 1,500 freestyle S-10 events at the 2013 U.S. Paralympics Spring Swimming Nationals in Minneapolis, held April 4-6. Victoria Arlen (Exter, N.H.), Kayla Wheller (Seattle, Wash.), Nora Nir-Kistler (Allentown, Pa.), Haley Beranbaum (Snohomish, Wash.) also posted record-setting performances.

The U.S. Men's Rugby Sevens National Team defeated Scotland, 17-0, to win the Tokyo Sevens plate final on March 31. The final was a rematch of the March 30 meeting between the two teams that resulted in a 12-12 draw. A 21-19 semifinal win over Fiji set up the highest finish by the U.S. men in the last two seasons.

South African Olympic sprinter Oscar Pistorius will be allowed to travel for competition after a judge on Thursday rescinded some of the bail restrictions originally imposed after the runner was charged with murder last month.

Kikkan Randall (Anchorage, Alaska) became the first American woman to break into the top three overall at a FIS Cross-Country World Cup on March 24 in Falun, Sweden. Starting the day in 15th, Randall skied to seventh in the 10-kilometer freestyle pursuit, which moved her to the third overall spot.

U.S. ice dancers Meryl Davis (West Bloomfield, Mich.) and Charlie White (Bloomfield Hills, Mich.) captured their second world ice dancing title at the 2013 ISU World Figure Skating Championships on March 16 in London, Ontario. The five-time national champions compiled 189.56 points to complete a perfect season.

Olympic champion Kim Yu-na of South Korea captured the ladies title at the World Figure Skating Championships.

Americans Meryl Davis and Charlie White won the ice dance title for the second time in three years on Saturday.

Russia's Tatiana Volosozhar and Maxim Trankov claimed their first-ever gold medal at the World Figure Skating Championships following Friday's completion of the pairs competition.

Canadian Patrick Chan won his third consecutive men's world figure skating title.

Americans Meryl Davis and Charlie White hold a lead of 3.25 points on reigning world champions Tessa Virtue and Scott Moir after the completion of the Ice Dancing short program during Thursday's World Figure Skating Championships.

Olympic champion Kim Yu-na of Korea captured the short program at the World Figure Skating Championships.

Patrick Chan placed first in the men's competition of Wednesday's short program at the World Figure Skating Championships.

The Russian tandem of Tatiana Volosozhar and Maxim Trankov placed first in the pairs competition of Wednesday's short program at the World Figure Skating Championships.

Ted Ligety (Park City, Utah) secured his fourth career Audi FIS Alpine World Cup giant slalom overall title with a wire-to-wire victory on March 9 in Kranjska Gora, Slovenia. Ligety shredded down the rutted course in 2:35.43 to capture his fifth world cup giant slalom victory of the season.

Jenn Suhr (Fredonia, N.Y.) set the indoor pole vault world record as she cleared 5.02 meters/16-5.50 feet to capture the 2013 USA Indoor Track & Field Championships title on March 2 in Albuquerque, N.M. Meanwhile, Will Leer (Minnetonka, Minn.) and Mary Cain (Bronxville, N.Y.) claimed the men's and women's 1,600-meter titles, and Ryan Whiting (Harrisburg, Pa.) won the men's shot put.

Kikkan Randall (Anchorage, Alaska) and Jessie Diggins (Afton, Minn.) captured gold in the team sprint at the FIS Nordic World Ski Championships on Feb. 24 in Val di Fiemme, France. The duo finished with a time of 20:24.44, nearly eight seconds clear of second place. The victory marks the first world championship gold for the U.S.

The bail hearing for South African Olympic sprinter Oscar Pistorius was adjourned on Thursday and will continue Friday.

Tim Burke (Paul Smiths, N.Y.) made U.S. biathlon team history on Feb. 14, winning silver in the 20-kilometer individual event at the 2013 IBU World Championships in Nove Mesto, Czech Republic. The finish marked Burke's first-career world championships medal and the first for a U.S. athlete in 26 years. The U.S. men finished 12th in the 4x7.5K, while the women finished 11th in the relay. Lowell Bailey (Lake Placid, N.Y.) added a 13th-place finish in the men's 12.5K pursuit.

South African Olympic sprinter Oscar Pistorius will spend yet another night in jail, as his bail hearing for the killing of his girlfriend will continue Thursday.

South African Olympic sprinter Oscar Pistorius will spend another night in jail, as his bail hearing for the killing of his girlfriend continues Wednesday.