The Defense Department and other federal agencies may soon be able to implement new drug testing for its work force that will include testing hair, sweat and saliva to detect drug abuse. Army Col. Mick Smith, senior staff officer for drug demand reduction at DoD's counternarcotics office, said the new procedures will be permitted once the Department of Health and Human Services approves proposed guidelines for the test and DoD completes a subsequent internal approval process. Those guidelines awaiting DHHS approval will outline quality standards for new types of drug tests, specifically testing hair, oral fluid, sweat and urine, using...