Hundreds of thousand of pills containing a powerful drug used to tranquilize large animals like elephants and rhinoceroses were seized by federal authorities in an operation last month in Los Angeles County.
What was described as a massive cache of carfentanil — 628,000 pills — were seized in the U.S. Drug Enforcement Administration operation, the agency announced Wednesday.
Most of the pills, displayed in plastic baggies in a photo provided by the DEA, were seized from one LA County stash location. One person was arrested on suspicion of drug trafficking…