Murphy shouts in pain as he's mauled, and when the andalite scum gets away he immediately reaches for his gun.

In the chaos he fails to see John and move out of the way; the shot hits and his leg buckles. "FUCK!"

Down on one knee, he aims to shoot at the bird, just to ground him, but then lurches. A glance, angry hatred slipping to pure terror for a split second, and he's jerkily throwing himself at Toxin, to intercept before the creature reaches Connor.