a toddler, a 2-year-old and a 15-year-old. a third man was also found in a home near the site of the shooting. police believe he was connected to the mass shooting. again, there is a lot to unravel here as this investigation unfolds this morning. take a listen to the police commissioner. >> our officers were able to apprehend the male in the rear alley of 1600 frazier street. when they did, this male was wearing a bullet proof vest with multiple magazines in the vest. he also had a scanner and an ar-style rifle and a handgun underneath his body. he was taken into custody without further incident. >> reporter: if there's anything more we could learn about the