New evidence shows GOP’s Trump problem may be getting worse

Republicans are growing more concerned that President Trump could be a drag — and not a help — in tight midterm races that will determine the majorities in the House and Senate.  

Trump remains overwhelmingly popular among Republican voters, but he’s just as unpopular with Democrats, and there is a growing body of evidence that he is losing more support from independent swing voters as he grapples with a slew of investigations.  

A new NBC News poll released Sunday found just 34 percent of registered voters said they have a...