His name was Francisco Medina Mejia, "The Burning", and was a member of Los Zetas cartel . He was responsible for the attack that killed 52 people.
That attack, which occurred in Monterrey, Nuevo Leon, took place in August last year, and since then he was one of the most wanted people in Mexico. The Ministry of National Defense (SEDENA) reported that military personnel to perform routine examinations in Nuevo Laredo (Tamaulipas) on the road to Piedras Negras (Coahuila), on the border with Texas (USA), was attacked by a group unknown people.
To repel military aggression resulted in killing four people. One of them had burn scars on the face, arm and body parts, and carrying a gun engraved with the inscription "Burned". Federal authorities then an enhanced photographic analysis and distinguishing marks of the body , leading them to conclude that it was Francisco Medina Mejia, and had outstanding accounts with the law for various crimes, including the fire at Casino Royale.
In the operation also found eight assault rifles, a rocket launcher and two vehicles.
According to the Department of Defense, El Quemado was initiated within the criminal organization Los Zetas in the sale and shipment of drugs to the United States. It is considered one of the closest associates of the leader of Los Zetas, Miguel Angel Trevino, "The Z-40", including the murder of retired General Manuel Farfan, director of Public Security of Nuevo Laredo.
Medina was the only one of the four authors of the attack of 25 August 2011 that remained to be located , following the arrest of Baltazar Saucedo Estrada, "The Mataperros" Jorge Alberto Rodriguez Loera, "The Voltage" and Carlos Alberto Jorge, "The Toruño".