The AHCA could hurt these Republicans in 2018

There are some House Republicans whose districts are largely Democratic, so their vote in favor of the AHCA will likely create an uphill battle come re-election time in 2018.

Here's the breakdown of how the GOP representatives who are headed into "competitive races," per the Cook Political report, fared the last time they were elected in their home districts compared to the margins in their home districts for Trump or Clinton in the 2016 presidential election.