NYPD Clears Occupied Building at Columbia, 200+ Arrested; Clashes Erupt between Rival Protest Groups on UCLA Campus; Blinken Pushes Hamas for Ceasefire and Hostage Deal; U.S. Campus Protests and the Presidential Race; Weinstein in Court Today after Conviction Overturned; Call to Earth Protecting Sea Turtles; Amazon Beats Earnings and Revenue Estimates. Violent Clashes Between Rival Protest Groups on UCLA Campus; IRGC Shows CNN Weapons that were Used in Attack on Israel; Adams: Outside Instigators had Entered the Protest at the University; NY Mayor Makes Comments after Columbia Protest Sites Cleared; NY Mayor: Outside Instigators Caused Safety Concerns at Columbia.