Records: Suburban Dallas gunman who attacked police, killed self, certified as law officer

Suburban Dallas gunman licensed in law enforcement

Medical examiner says Texas gunman killed himself after attacking suburban police station

Medical examiner says Texas gunman killed himself

Police exploring why Texas gunman with explosive-laden trailer opened fire outside station

Police seeking motive for Texas gunman’s attack

Police: Texas gunman likely hoped to blow up explosive-laden trailer outside police station

Police: Texas gunman had explosives in trailer

Police suspect Texas gunman hoped to blow up explosive-laden trailer outside police station

Police suspect Texas gunman planned slaughter

Gunman dies after firing shots at suburban Dallas police station; college campus shut down

Gunman dies after firing at suburban Dallas police