The American Bar Association’s Annual Meeting in Chicago will feature U.S. Deputy Attorney General Rod Rosenstein and Tina Tchen, a partner at Buckley Sandler LLP and ex-chief of staff to former first lady Michelle Obama. Tchen, who is also co-founder of the Time’s Up Legal Defense Fund, is participating in a forum on sexual harassment in the workplace at 2:30 p.m. today in the Hyatt Regency’s Grand Ballroom. Rosenstein will speak at 4:30 p.m.