WASHINGTON — A Massachusetts woman who accused former Senator Chris Dodd of sexually assaulting her after a booze-fueled dinner in 1985 is speaking out, saying she can’t understand why the Biden campaign tapped him to lead their vice presidential search. Presumptive Democratic nominee Joe Biden, 77, was already embroiled in his own sexual assault controversy when the campaign last week announced Dodd, a former Democratic Connecticut senator with a past of misconduct charges, would co-chair his Vice Presidential Selection Committee. In a lengthy phone conversation with The Post on Tuesday, Dodd’s accuser, Carla Gaviglio, now 59, said she was stunned...