National Politics & Government Senators Move To Tighten Visa Waiver Program; Concede Issues Exist 6:08am December 02, 2015 by Brian Naylor Politics Around the Nation National Security Share URL copied to clipboard! Copyright 2015 NPR. To see more, visit http://www.npr.org/. 300x250 Ad More Morning Edition Economy Shoppers are playing a large part in the continued growth of the U.S. economy Music & Culture Canadian rapper Drake enlisted Tupac Shakur in his new beef 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate