Hazmat teams would not be issued weapons, maybe a very small security force of either infantry or mps's would accompany them. Hospital personnel are not issued weapons either they are medical, that's what combat arms jobs are for, medical…
Well the US government would respond immediately (but not publicly) More then likely military hazmat teams would be sent in (These consist of hospital active duty personnel and AD firefighters) Once those teams get eaten =) Infantry would be sent in…
Empty bottle of wine
Computer Monitor
Chair
Bookcase
Dresser
I really hope they won't attack right now cuz my aim is off due to the now empty bottle of wine. (Hint: It wasn't empty a little bit ago!)