SRG is Strategic Response Group

"The Strategic Response Group (SRG) is a rapid reaction force of the New York City Police Department (NYPD) tasked with immediate intervention duties during periods of civil unrest, terrorist incidents, or other citywide emergencies. It was established in 2015." - wiki

The shooting of Saheed Vassell

"He Have Gun" 911 Callers Reported Saheed Vassell to Police

NEW Video of Saheed Vassell Scaring People on the Street with Shooting Stance & Silver Object