Buffalo FD 1+ Alarm w/ {Relief} - 543 Best st

Engine 21 returning from an EMS run, rolls up on a 2.5 story
dwelling heavy smoke from 2nd floor Requests Balance of Assignment.
Fire on 1st floor extends to 2nd floor and attic. Exposure on #4 side.
Engine 33 reports holes in floor and staircase burned out with
falling debris and heavy fire load brings upon Defensive Operations.
2 -2½" & 3 -1¾" lines in use. Ladders 2 & 14 airborne & flowing.
ON Scene:
Engines: 21, 3, 33, 2, {36}
Ladders: 6, 14, 2, {4}, Rescue 1 - multi companies were FAST
Chiefs: B-43, B-42, B-56
Support Staff: F-20, 8, 11, 48 Mechanic, 62 Hose Truck
Damages: $ 81K - undetermined if occupied or vacant
2/5/2014 - Time Out: 22:08 hrs