September 10, 2004 - LODD Firefighter Richard O'Brien, 63 Warren Fire Department. Warren, Rhode Island Firefighter O'Brien and the members of his fire department responded to a fire in an apartment building. Firefighters found a fire in the kitchen of a third floor apartment. Firefighter O'Brien provided ventilation in the fire occupancy by opening windows. Firefighter O'Brien collapsed into the arms of his son Captain Patrick O’Brien, and was transported by fire department rescue unit to the hospital. He was pronounced dead later that night as the result of a heart attack. The fire occurred in a building owned, but not occupied by Firefighter O'Brien. Firefighter O’Brien at the time of his death had over 40 years service in the Warren Fire Department‚ Mechanics Fire Engine Co. #2. Firefighter O'Brien had served the Company as an officer in the 1970’s and the department as a Deputy Chief in the 1980’s.