A woman was taken away on a stretcher during as some 200 anti-Israel protesters continued demonstrations at Columbia University on Saturday, photos show. Columbia University EMS responded to a call from the grass field on campus and provided medical treatment to a student, a university spokesperson told The Post. It was not clear what the student’s condition was. Several student protesters held up black umbrellas and tarpaulin to block her from sight. Two days after more than 100 students were arrested when the NYPD raided the tent encampment on the Ivy League campus, roughly 200 demonstrators were still going strong...