The NYPD said it will use drones for the Labor Day weekend as the annual West Indian Day Parade is held in a move that harkens back to post-9/11 surveillance tactics.

The criminal trial of three white police officers charged with beating a handcuffed undercover Black detective during the 2017 protests in St. Louis is testing the so-called Blue Wall of Silence as officers have begun turning on one another.

A federal lawsuit seeks to compel federal agencies to release surveillance data of Black Lives Matter protesters. The plaintiffs suspect that the FBI and DHS have violated the constitutional rights of demonstrators.