2024 U.S. Senate race in Maryland: Who’s in, who’s out

Maryland’s high-profile race to replace U.S. Sen. Ben Cardin is off to a quick start, with four Democrats almost immediately jumping in for the rare chance to win an open seat in Washington, D.C., next year. Cardin, a three-term senator who’s been involved in Maryland politics for nearly six decades, is not seeking reelection in 2024.