A joint operation with the ATF recovered multiple firearms, including the specific rifles seen in the viral bridge footage; two suspects currently remain in custody on immigration holds. The bridge incidentPolice identified the suspects in the bridge shooting as Anthony Acevedo, 20, and Jose Alarcon-Sanchez, 18, both residents of Grand Prairie. While investigating the bridge gunfire, authorities found evidence linking Derce Lara to a violent road-rage incident in November. Derce Lara faces six counts of aggravated assault with a deadly weapon, a first-degree felony. "These individuals did not live in Dallas, but they came to Dallas to create this criminal activity," Comeaux said.