5 GOP senators who promised to be principled on health care and then caved when it was time to vote

Some backtracked to proceed on a motion to proceed.In this image from video, provided by C-SPAN2, the Senate floor on Capitol Hill in Washington, Tuesday, July 25, 2017, as Senate began debate on the health care legislation. CREDIT:C-SPAN2 via AP

The Senate just voted 51–50 on the motion to proceed — with Vice President Mike Pence breaking the tie — on legislation to be finalized later that will repea...