Students at Columbia University have filed dueling discrimination complaints as confrontations between pro-Palestinian protesters and counterprotesters continue. Combined, the two complaints underscore how political tensions over Israel’s military operations in Gaza since Hamas’ terrorist attack on Oct. 7 have become personal for thousands of students in the U.S. A class action lawsuit filed Monday in the Southern District of New York accuses the university of violating safety protocols by allowing "extremist protesters" to intimidate Jewish students and “push them off campus” because of safety concerns. A separate complaint filed Thursday with the Education Department’s Office for Civil Rights accuses the...