While announcing criminal charges in the case, Attorney General Rob Bonta said the recent seizure of more than 50 pounds of fentanyl in Los Angeles County is the largest bust of its kind the California Department of Justice has seen.

Carlos Manuel Mariscal and siblings Priscilla Gomez and Gustavo Omar Gomez - were arrested in connection with a large-scale fentanyl bust in Los Angeles.

State and local officials announced charges against three suspects after a traffic stop in Downey led to the confiscation of fentanyl and opium worth an estimated $55 million.