Democrats are pouring millions of dollars to meddle in Republican primaries in a tough election year. Experts say they do so to prop up Republican candidates who they think are easiest to beat in the general election.
In some races, their wishes have come true.
In the July 19 Maryland Republican gubernatorial primary, Trump endorsee Dan Cox captured the nomination, defeating incumbent-backed Kelly Schulz by a 10-point margin. Schulz had outraised Cox by five to one.
In the weeks leading up to the primary, the Democratic Governors Association (DGA) spent $2.14 million—almost 11 times the total amount Cox raised this year—on TV and online ads broadcasting Cox’s platform, according to the campaign finance disclosures filed with the state (pdf.)…