Show Caption Hide Caption New video footage shows moments leading to arrest of Columbia student activist Mahmoud KhalilNew video footage shows the moments before Columbia student activist Mahmoud Khalil was arrested by U.S. Immigration and Customs Enforcement agents on March 8.Courtesy of NYCLUColumbia University graduate Mahmoud Khalil is suing Trump Administration officials and three private organizations, alleging they conspired illegally to target, detain and attempt to deport him because of his advocacy for Palestinian rights.The lawsuit, filed July 14 in U.S. District Court for the Southern District of New York, was brought under the Ku Klux Klan Act of 1871,...