Effort to limit teen marriage in Maryland failed amid concerns from abortion rights, women’s groups; new law requires universities in Maryland to develop provisions for better handling of sexual assault cases; states to collaborate on plan to reduce Conowingo Dam pollution; Maryland switches representation on Metro board; Gov. Hogan wields his bipartisanship; in dispute with Republican incumbent senator, Hogan says he’ll back primary foe; Sen. Brochin endorsed by Attorney General Frosh in race for Baltimore County exec while Vicki Almond picks up teachers union backing; and U.S. Rep. Cummings returns to Washington after three-month absence.