In a joint U.S.-Mexican operation last month, authorities tracked down a cartel leader accused of running a gruesome infant trafficking ring in northern Mexico, according to senior intelligence officials. The infants were then sold to couples in the United States for as much as 250,000 pesos or roughly $14,000 each, according to the senior intelligence officials. A leader of Jalisco New Generation Cartel, she's accused of running a gruesome infant trafficking ring in northern Mexico, according to senior U.S. intelligence officials. Senior intelligence officials say the arrest involved support from the U.S. Aguilar remains in Mexican custody, according to senior intelligence officials.