Steve wouldn't allow himself to actually comment on the microwave incident, but the amused, fleeting smile probably said it all. "Something like that," the fireman agreed. "But the structure is sound and it doesn't look as if anyone was seriously hurt, so. As calls go, this was a good one."
The squinting might have been the sun, or temporary awkwardness. He didn't know where to go next, but, well. When all else failed, introductions were a good start.
"Steve Rogers. I'm the fire captain." He offered a hand.