WASHINGTON, DC - JULY 26:  U.S. Sen. Susan Collins (R-ME) heads for the Senate Floor for a vote at the U.S. Capitol July 26, 2017 in Washington, DC. GOP efforts to pass legislation to repeal and replace the Affordable Care Act, also known as Obamacare, were dealt setbacks when a mix of conservative and moderate Republican senators joined Democrats to oppose procedural measures on the bill.  (Photo by Chip Somodevilla/Getty Images)
Sen. Collins a 'no' on Graham-Cassidy bill
01:23 - Source: CNN