It’s been a tough week for a handful of heavyweights in hip-hop. By the time Lil Wayne got to Arizona, his tour bus was pulled over and a dog uncovered the stash. In New York, Busta Rhymes was sentenced on Wednesday to three years probation for four separate incidents. And music mogul Marion “Suge” Knight (pictured here) “has been named by police as a member of a notorious gang in a crime-plagued suburb of Los Angeles.” … In news from the other side of the pond (and musical universe), the Associated Press went for an uncharacteristically subjective headline with this one: “Winehouse in rehab? Yes yes yes“