When the flashbang detonated you were closest to it.

First was the flash, seering into your retinas and leaving you completely blind. Next was the bang, blasting into your eardrums and leaving you completely deaf.

You couldn't see nor hear worth shit.

You were left completely vulnerable to the enemies, they could attack at any moment they wanted to

You swung your weapon around in a panic as a hand was placed firmly on your shoulder…it was Ghost…but you didn’t know that