Chris Van Hollen faces off against fellow Rep. Donna Edwards in the Democratic primary.
She said Trump "could be a detriment" to vulnerable Senate incumbents.
Rep. Joe Heck is well ahead of Sharron Angle, according to a new poll.
"If Republicans stick with their position, we're going to win back the majority," he said.
“We’re still in the evaluation process,” Rep. Mike Pompeo told The Hill.
Deborah Ross raised $1.3 million in the quarter, compared to Burr's $1.1 million.
Rep. Ron DeSantis is running for Marco Rubio's vacated Senate seat.
The ad buy is $350,000 and the ads will run on YouTube, Facebook and Twitter.
A top Koch network group is attacking Strickland's record as governor.
A new NBC4/Marist Maryland poll found Van Hollen leads Edwards, 44 percent to 38 percent.