Naya Rivera - best known for her role on the hit TV series Glee - is missing and may have drowned. Police she rented a boat on Lake Piru in Ventura County, California with her 4-year-old son on Wednesday. Several hours later, another boater spotted the boat drifting around with the young child asleep on board. The 4-year-old was wearing a life jacket and told investigators he had gone swimming with his mom. The 33-year-old actress played a cheerleader on Glee and then went on to release on her music. The search for Rivera while continue today (Thursday).