Old boy was surrounded by a superior force. Even in armed combat the enemy is given a chance to surrender if they are surrounded and outnumbered.
The Russians at Stalingrad twice offered the Germans a chance to surrender. The Germans still had ammo and the will to resist. This was during a no holds barred world war. The made the surrender offer on 8 Jan 43, then again on 25 Jan 43.
You are saying our hero cops could not wait this guy out. Oh yeah, he had such superior firepower right? Dead men tell no tales and fire is good at eliminating evidence.
No, you did and it makes you look pitiful.