Video from a busy Aurora intersection captured the final moments of Rajon Belt-Stubblefield's life. The 37-year-old man was shot and killed by an Aurora police officer last August.It was a shooting that sparked community outrage.And now, an Arapahoe County grand jury will now decide whether that officer should face formal criminal charges.The officer's body camera and nearby surveillance cameras from 6th Avenue and Sable Boulevard in Aurora capt…