Students at the Claremont Colleges plan to protest and “shut down” a speech by prominent political commentator Heather Mac Donald tonight. Mac Donald, a member of the Manhattan Institute and a contributing editor of City Journal, is scheduled to give a speech at Claremont McKenna College’s Marian Miner Cook Athenaeum. A photo of the students’ call to protest. According to the event’s description on the Athenaeum’s website, “The Black Lives Matter movement holds that the U.S.