GOP Senators Who Have Condemned Trump's Attacks Against The Khans Have One Thing In Common

After Republican presidential nominee Donald Trump lashed out against the parents of a Muslim American war hero, many top Republicans are continuing to support him as their party’s standard-bearer while denouncing his offensive remarks.

By Monday, some of the most forceful condemnations came from a chorus of GOP senators, all of whom are notably in tight re-election races this year and have walked a tightrope between supporting Trump as their nominee and distancing themselves from his offensive rhetoric.