A huge crowd of faculty members who teach at Columbia University in New York held a mass walk-out on Monday afternoon to protest the institution having called police to arrest students at a pro-Palestinian encampment protest last week. Hundreds of members of the teaching cohort at Columbia walked out in solidarity with the students who were arrested by the New York police department last week and also suspended by the university. The solidarity protest came as students put protest tents back up in the middle of campus on Monday after they were torn down last week when more than 100...