Couch, 22, is accused of testing positive for THC on a drug patch, the Fort Worth Star-Telegram reported, citing court records. THC, or tetrahydrocannabinol, is the primary psychoactive component of the cannabis plant. Couch first made headlines as a teenager when he was sentenced in 2013 to 10 years of probation for a drunken driving crash that killed four people and seriously injured two others. Prosecutors in that case sought 20 years in prison, but Couch received no prison time after a psychologist testified that Couch was a victim of “affluenza,” a product of wealthy, privileged parents who never set...