WATCH: 78-Year-Old Marine Vet Robbed at Gunpoint, Suffers Smashed Skull

Cops in San Bernardino, California, are searching for two suspects who violently assaulted and robbed a 78-year-old Marine vet early on the morning of June 24. You can watch video of the shocking attack above.

John Faust was filling up his truck on his way to his job on a construction site when he was blindsided by the two attackers, reports ABC 7.

CBS Los Angeles reports that Faust suffered a broken skull and a blood clot in his brain after the assault. He spent four days in the hospital as a result of the mugging. Cops have released footage of the attack in the hope of finding the robbers.