A methamphetamine pipe found at the entrance to the Los Alamitos test-barn last December raises questions as to whether federal and state oversight of these supposedly tightly controlled enclosures, where blood and urine samples are drawn before being sent off for testing, is sufficient to ensure they're operated in the cleanest, most transparent way possible. On December 7, a meth pipe was discovered on the threshold of the track's test-barn, triggering an investigation by the California Horse Racing Board (CHRB). According to CHRB spokesperson Mike Marten, no complaint was ultimately...