Four people, including two American embassy workers, were killed in a car accident following a major drug raid in northern Mexico, prosecutors said Sunday. On Friday and Saturday, six clandestine synthetic drug labs were raided in Morelos, in the northern ...

WASHINGTON -- Two U.S. officials killed in a vehicle crash as they returned from destroying a clandestine drug lab in northern Mexico over the weekend were working for the CIA, according to a U.S. official and two other people familiar with the matter.