Mourn investigators say the gunman wveho killed can theca t officers had planned to killnnek even more people. P bomb making material wasial found at Micah Johnsons house and he taunted police while they tried to negotiate withti him. This morning weve alsonieve ao learned of a 13th officer hit ht by gunfire in thursday nights ambush. Corporal brian shaw is a Police Officer at el centroentro college near where johnson first started firing. F shaw was hit under his vest hisv and listen to this he was ts he treated on the scene by paramedics, then went back to, work helping to protect the area. Shaw will need surgery to remove bullet fragments thatfrag are still in his stomach. Wow. We are beginning to learnnngo more about the Dallas Policeall officers who were killed inkill the shootings on thursday. 43yearold Brent Thompson was the first officer killeder l thursday night. Th the former marinure was a sevens year veteran of the rapidid transit authority. Ty. Lorne ahrens was sixfive, sx