 Complete the following phrase:  Brent Seabrook born April 20, 1985 is a Canadian former professional ice hockey defenceman under contract for the Tampa Bay Lightning of the National Hockey League NHL. He played fifteen seasons for the Chicago Blackhawks, who selected him in the first round, 14th overall, in the 2003 NHL Entry Draft out of the Western Hockey League WHL. He played four seasons of junior with the Lethbridge Hurricanes before joining the Blackhawks in 200506, becoming a key component in their success including three Stanley Cup championships. Internationally, he competed for Team Canada and won gold medals at the 2003 IIHF World U18 Championships, 