Angela Alsobrooks Scores Upset Win in Maryland Democrat Senate Primary

Trone will now face off against former Gov. Larry Hogan for a seat that could determine which party controls the Senate.

Maryland Democratic candidate for U.S. Senate and Prince George's County Executive Angela Alsobrooks arrives to greet voters outside a voting location for the state primary election at the Marilyn Praisner Community Recreation Center in Burtonsville, Md., on May 14, 2024 Andrew Harnik/Getty Images

BALTIMORE—Prince George’s County Executive Angela Alsobrooks won the Democrat Senate primary in Maryland on May 14, while April McClain-Delaney and Neil Parrott won the Democrat and Republican primary, respectively, in the state’s Sixth Congressional District —races that could determine which party controls Congress next year.

Ms. Alsobrooks defeated Rep. David Trone (D-Md.) to take on former Maryland Gov. Larry Hogan, who easily won the GOP primary.