In an April 2016 file photo, a Donald Trump supporter flexes his muscles with the words "Build The Wall" written on them as Trump speaks at a campaign rally in Plattsburgh, N.Y. Congressional Republicans and Trump's transition team are exploring whether they can make good on Trump's promise of a wall on the U.S.-Mexico border without passing a new bill.
In an April 2016 file photo, a Donald Trump supporter flexes his muscles with the words "Build The Wall" written on them as Trump speaks at a campaign rally in Plattsburgh, N.Y. Congressional Republicans and Trump's transition team are exploring whether they can make good on Trump's promise of a wall on the U.S.-Mexico border without passing a new bill. Elise Amendola AP
In an April 2016 file photo, a Donald Trump supporter flexes his muscles with the words "Build The Wall" written on them as Trump speaks at a campaign rally in Plattsburgh, N.Y. Congressional Republicans and Trump's transition team are exploring whether they can make good on Trump's promise of a wall on the U.S.-Mexico border without passing a new bill. Elise Amendola AP