Gay Republican running to succeed U.S. Sen. Barbara Mikulski (D-Md.)
Members of Congress cite Shadi Petosky’s recent allegations
Former state delegate says congressman champions ‘progressive causes’
Kathleen Matthews, Jamie Raskin considered frontrunners
Politicians, activists join parade
Gay Democrat represents 18th Senate District in Annapolis
Lesbian Democrat ran for governor last year
Md. Democrat voted for DOMA in 1996
Both U.S. Senators—Barbara Mikulski and Ben Cardin who are Democrats—received a perfect score of 100 from HRC
Support for same-sex marriage measured for first time