Afghanistan, Feb. 23 -- Mexico's army says cartel leader "El Mencho" died after a military raid, triggering violent reprisals and heightened security across several states.

Mexico's army said Sunday that Nemesio Oseguera Cervantes, known as "El Mencho" and head of the Jalisco New Generation Cartel, was killed during an operation in Tapalpa, Jalisco state.

The 59-year-old, who carried a $15 million U.S. bounty, was wounded in a clash with soldiers and died while being transferred to Mexico City. Six suspected cartel members were killed, three soldiers wounded and two people detained, authorities said.

Officials said anti-aircraft and anti-armor weapons were seized. The White House confirmed it provided intelligence support for the operati...