In past two days , Project Coronado resulted in arrests in 15 states . Officials : 4-year operation produced nearly 1,200 arrests , 11.7 tons of drugs seized . AG says operation targeted La Familia , a top Mexican drug trafficking group . Michele Leonhart , acting chief of the Drug Enforcement Administration , said the cartel was known for specializing in the trafficking of methamphetamine and for its brutal violence , including beheadings . Law enforcement official : The investigation was launched after the U.S. government received information that members of the Sinaloa Cartel, Mexico's most powerful cartel, were moving cocaine from Mexico to Los Angeles and other cities across the United States.
In past two days , Project Coronado resulted in arrests in 15 states . Officials : 4-year operation produced nearly 1,200 arrests , 11.7 tons of drugs seized . AG says operation targeted La Familia , a top Mexican drug trafficking group . Law enforcement official : The investigation was launched after the U.S. government received information that members of the Sinaloa Cartel, Mexico's most powerful cartel, were moving cocaine from Mexico to Los Angeles and other cities across the United States.