'Poor polling and Trump's lack of a ground game is triggering
growing alarm about down-ticket fallout — even in red states'
Republicans are scrambling to protect a growing number of down-ballot candidates — including several in conservative bastions — who they fear could be swamped by a Donald Trump wipeout in November.
Nearly a dozen GOP strategists said in interviews this week that they are taking steps to buttress Republicans in strongholds where private polling shows Trump — his recent uptick in public surveys notwithstanding — is threatening to drag down candidates running beneath him...