Of these 15 Incumbent Democratic senators, how many will win their senate primary in 2028?

Arizona - Mark Kelly

California - Alex Padilla

Colorado- Michael bennet

Connecticut - Richard Blumenthal

Georgia - Raphael warnock

Hawaii- Brian Schatz

Illinois - Tammy duckworth

Maryland - Chris Van hollen

Nevada - Catherine Cortez Masto

New Hampshire - Maggie Hassan

New York - Chuck Schumer

Oregon - Ron Wyden

Pennsylvania - John Fetterman

Vermont- Peter Welch

Washington - Patty Murray

Clarifications.

John Fetterman, he must win the Democratic primary to resolve this yes. Republican doesn’t count.

California and Washington, placing top 2 in the blanket primary counts as winning the primary.