>> friday, bose's shift starts like any other. >> it was a very busy night. about 10:30, 10:45 it actually started to slow down. we figured we had another hour left on the shift and we'd be gone and it would be over. >> but for bose his night is just starting when this 911 call is received. the call is from his the call is from his neighbor. >> 911, what's your emergency? >> there's a fire next door to my house. 102 hollis avenue. >> let me get the fire department. stay on the phone. >> okay. >> 911, all at once about nine calls are coming in. we figured because of t time of night it was a car accident. so the first call we picked up that i received was my next-door neighbor saying the neighbor's garage and house was on fire. there was an explosion. when i asked her the address, she told me it's 99 hollis ave. i had to ask twice to make sure i had the right address and i a neighbor catches it on