Pittsburgh Bureaus of Fire, EMS and Police responded to a 2-alarm residential fire on the 900 block of Gibson Street around 3:10 a.m.

Crews found flames in the first floor that spread into the second and third floors. Firefighters gained entry and quickly knocked down the flames.

A male and female resident were safely evacuated, however the male collapsed outside and went into cardiac arrest. EMS Medics immediately treated the man on scene and were able to reestablish a pulse en route the hospital. The male was admitted in critical condition.

The Fire Investigation Unit, made up of Police detectives and Fire investigators, responded and will determine the cause of the fire. The Red Cross will help the family with housing.

Gibson Street was closed as crews battled the fire. No neighboring homes were damaged.