Fox News Philadelphia reported at approximately 0630 hrs "A 7-alarm fire has engulfed a large commercial building in Philadelphia and led to evacuations. The fire in Philadelphia's Frankford section was called in just before 3 a.m. Firefighters evacuated a number of nearby homes because of flying embers that threaten to set roofs on fire. Authorities say there are no reports of injuries, but a large section of the building has collapsed. Power is reported out to about 1,500 customers in the area." http://www.myfoxphilly.com/myfox/pages/Home/Detail?contentId=6354435&version=3&locale=EN-US&layoutCode=TSTY&pageId=1.1.1
An attached photo depicted the building in an 80% collapsed state with partial exterior walls still standing and multiple master streams in operation. As of about 0715 hrs this morning a brief live shot showed multiple aerial units still in operation and reported continued flare ups. A large colum of flame was visible from the rubble in this shot.