A California state senator forced a former staffer to do sexual favors for her while she was his boss as part of a “quid pro quo relationship” that left him riddled with back and hip injuries, a new lawsuit alleges. Sen. Marie Alvarado-Gil’s former chief of staff, Chad Condit, slapped her with the lawsuit last week, alleging the lawmaker — a longtime Democrat who recently jumped ship to the Republican Party — pressured him into performing sex acts on her when they traveled for work. The married aide claims he relented and performed the acts on his boss over the...