A disturbing video depicting the moment a Queens father was gunned down on his birthday has been released by police. The surveillance video shows the gunman casually pulling a hand gun out of his waist band, cocking the action, and unloading rounds into Kajawn Howard, 29, and one other. Howard was gunned down in front of the party hall on Rockaway Blvd. near 134th St. in South Ozone Park where he was celebrating his 29th birthday on April 28, 2021. (DCPI / NYPD)