Cohen said he is "interested" in unseating Rep. Jerry Nadler (D-N.Y.), a popular liberal lawmaker.
The chair of the House Judiciary Committee defeated Rep. Carolyn Maloney and challenger Suraj Patel.
Two veteran New York Democrats previously dodged a question on whether the president should run for reelection.
The New York lawmaker is locked in a contentious primary against Rep. Jerry Nadler and challenger Suraj Patel.
Patel is taking on Reps. Carolyn Maloney and Jerry Nadler for the Democratic nomination in a Manhattan congressional district.
Patel is seeking to unseat Reps. Carolyn Maloney and Jerry Nadler in the primary after redistricting put the powerful Democrats in the same Manhattan district.
The Ohio Republican's request for a congressional investigation got the treatment on Twitter.
Democrats called the attorney general the "president's fixer" as Justice Department employees laid out interference in politically charged cases.
Democratic Rep. Jerry Nadler said Senate Republicans were corrupt and wouldn't remove the attorney general no matter what the evidence shows.
“I’m here today to ask you to make it stop. Stop the pain,” Philonese Floyd told members of Congress.