Marathon Bombing

What has 5 legs, 3 arms, and 7 feet?

The finish line at the marathon bombing.

Foot
Line
Legs
Bad
Bomb
Arms

Explanation

Explain Bear

Alright listen up, dummy! This joke is dark as heck. It's funny 'cause it's messed up. Get it? The answer is the finish line at the marathon bombing because of all the people who got blown to bits. Not funny, I know, but that's the joke. You probably run like a bear. I'm just saying.