UVALDE, TEXAS - MAY 31: Gifts and makeshift crosses are seen at a memorial dedicated to the 19 children and two adults killed on May 24th during the mass shooting at Robb Elementary School on May 31, 2022 in Uvalde, Texas. Opening wakes and funerals for the 21 victims will be scheduled throughout the week. (Photo by Brandon Bell/Getty Images)

UVALDE, Texas (AP) — Surveillance footage captured the gunman in the Uvalde school shooting enter the building with an AR-15 style rifle and later shows officers in body armor milling in the hallway outside the fourth-grade classrooms where 19 children and two teachers were killed. The video was published Tuesday by the Austin American-Statesman. It shows parts of the nearly 80 minutes that passed between the gunman walking into Robb Elementary through an unlocked door and the time when his death put an stop to America’s deadliest shooting in decades. The edited footage was published as Texas lawmakers investigating the massacre are preparing to release their findings.