Key Facts

• The incident happened at around 3:30 p.m. on Friday at a shipyard on Richmond Terrace, Staten Island.
• Two workers were initially reported trapped in a confined space.
• Firefighters found a fire burning in the basement of a metal building.
• About 50 minutes after the fire started, a big explosion occurred.
• At least 16 people were injured, including two firefighters and one civilian with serious injuries.
• Officials are still investigating what caused the fire and explosion.
• Emergency crews responded quickly to the scene.
• The situation was ongoing at the time of the report.