BROOKLYN - First responders from Brooklyn helped in the rescue efforts after a building collapse today in Harlem.

The Bed-Stuy Volunteer Ambulance Corps, headquartered on Green Avenue, rushed to the scene today in East Harlem after a deadly gas explosion that killed three people, injured more than 60 and destroyed two buildings.

The volunteers were on the scene until 2 p.m. assisting patients who needed help.

Each volunteer is thoroughly trained before they deal with patients.