Maryland State Sen. Clarence Lam joins large field in race for John Sarbanes’ congressional seat

State Sen. Clarence Lam of Howard County on Thursday became the fifth Democratic state lawmaker to declare their candidacy for the congressional seat being vacated by the retirement of Democrat John Sarbanes. Lam, 43, a physician, joins Democratic delegates Vanessa Atterbeary and Terri Hill, both from Howard County, and state Sen. Sarah Elfreth and Del. Mike Rogers, who are from Anne Arundel County.