Fireworks explode from the San Pablito market in Tultepec, Mexico, on Tuesday, December 20. Authorities say dozens were killed in blasts at the market, which was especially busy with people buying fireworks for the holidays. Courtesy Jose DM

A fireman holds a fire extinguisher as he and volunteers work to put out embers from the blast. RONALDO SCHEMIDT/AFP/AFP/Getty Images

Relatives react near the body of a victim killed in the explosion. ISRAEL GUTIERREZ R./AFP/Getty Images

A man throws water over burning debris. ISRAEL GUTIERREZ R./AFP/Getty Images

Rescuers and local volunteers search the debris for victims. RONALDO SCHEMIDT/AFP/Getty Images

A man works to extinguish the smoldering remains of the market. ISRAEL GUTIERREZ R./AFP/Getty Images

Rescuers and survivors gather amid the destroyed market. RONALDO SCHEMIDT/AFP/Getty Images

Soldiers and emergency responders investigate the ruins of the market. RONALDO SCHEMIDT/AFP/Getty Images