The son of Miami Dolphins head coach Joe Philbin was drunk and had marijuana in his system when he fell into a Wisconsin river and drowned, police said Wednesday. Michael Philbin, 21, had a blood alcohol level of .176, more than twice the legal limit to drive, and also had marijuana at some point before he fell through the ice Jan. 8, according to a statement from police in Oshkosh, Wis. Police say they found no foul play or anything suspicious through their investigation, and his death was classified as an accidental drowning. He disappeared after a night out with friends in the University of Wisconsin-Oshkosh campus area, about 50 miles from Green Bay. Read more: http://espn.go.com/nfl/story/_/id/7657889/toxicology-reports-show-joe-philbin-son-drunk-time-death