[It's not hard at all for him to tell that something's gone wrong. That video from earlier helps a lot and the bits and pieces from conversations give away some things, so with curiosity eating away at him he ventures out.
No use going to the church. He could go to the HQ, but things might be hectic over there.
Then, those explosions.
The heat follows and immediately Axel can tell and see--there's a fire.]
Just gonna stand and watch? [he asks as he walks up to her from behind.]