Famous YouTuber and content creator Jack Doherty has been arrested in the Miami area, TMZ can confirm. He was cuffed by Miami Beach Police outside a smoke shop and booked into Florida's Turner Guilford Knight Correctional Center just before 9 AM on 3 charges -- possession of a controlled substance, possession of marijuana and resisting arrest. Specifically, cops say he was in possession of Amphetamine -- a medication used to manage ADHD and narcolepsy -- and less than 20 grams of weed. He has a