A Bronx apartment building erupted in flames after a massive explosion Wednesday afternoon — with two people injured in the five-alarm blaze, the FDNY said.
The blast rocked the third floor of the five-story apartment building at 374 E 209th Street around 12:30 p.m., according to the FDNY.
Officials said a blaze quickly broke out on the second and third floors of the building, and rapidly grew in little over an hour.
Some 300 FDNY firefighters and EMS responded to the scene, according to FDNY Commissioner Lillian Bonsignore…