There’s still a lot we don’t know about what happened in Garland, Texas, earlier this week, including the name of the heroic police officer who averted certain disaster by outshooting two heavily armed terrorists. But blogger Bob Owens, who generally knows his stuff when it comes to firearms, has published an interesting analysis about what happened based on a few photos of the crime scene. (Before you click, know that there is some blood if that sort of thing bothers you).

Anyway, the upshot is that after an unarmed security guard was initially shot by the terrorists, the 60-year-old police officer present drew his hand gun and returned fire, killing one terrorist and wounding the other right off the bat. But then the officer continued to advance toward the terrorists to make sure the threat was neutralized, and the whole episode was over in a matter of seconds: