Overview

• Alsobrooks gains traction in tight race with Trone, polls show a virtual tie days before voters head to the polls.
• Controversial comments and negative campaigning mark the increasingly bitter contest.
• Trone's self-funding and Alsobrooks' grassroots support highlight divergent campaign strategies.
• The outcome of the primary is seen as pivotal in maintaining Democratic control of the Senate.
• Republican Larry Hogan’s candidacy adds pressure, making the general election unexpectedly competitive.