After seven years of Republican senators promising to repeal and replace the Affordable Care Act, the task proved far more difficult than many imagined. Their original plan — to pass a repeal bill by March, as they’d done before under President Barack Obama — quickly fell to pieces.

Moderates were concerned the bill went too far, but conservatives thought it didn’t go far enough. And two months after a dramatic failed floor vote killed “skinny repeal”, Republicans decided not to vote on the doomed Cassidy-Graham health care plan.

Here’s how the Senate got to that point, seen through the positions of 11 key senators: