NHL-National Hockey League roundup

Nov 22 (The Sports Xchange) - The San Jose Sharks and Brent Burns agreed on an eight-year contract extension on Tuesday that will prevent the standout defenseman from becoming a free agent following the season. The deal is reportedly worth approximately $8 million per season, according to ESPN. Burns, 31, is making $5.76 million this season as he completes a five-year, $28.8 million deal he signed in the summer of 2011. - - Detroit Red Wings defenseman Alexey Marchenko will be sidelined "weeks" with an upper-body injury, coach Jeff Blashill told the Detroit News. Marchenko sustained the injury during Sunday's 3-2 loss to the Calgary Flames. - - The Minnesota Wild assigned forward Christoph Bertschy to Iowa of the American Hockey League. Bertschy was recalled from Iowa on Sunday but did not play in Minnesota's game versus the Dallas Stars the following the day. The 22-year-old recorded his first career NHL point with an assist against the Stars on Oct. 29. - - The Calgary Flames assigned forward Linden Vey to their American Hockey League affiliate, the Stockton Heat, the team announced. The 25-year-old Vey played in four games for the Flames this season, without recording a point. In 116 career NHL games, Vey has 14 goals and 25 assists. - - The Tampa Bay Lightning reassigned forward Erik Condra to the Syracuse Crunch of the American Hockey League. Condra, 30, was recalled before the Lightning's 3-1 loss to the Nashville Predators on Monday but did not play. He has three goals and six assists in 13 games with Syracuse this season. (Editing by Frank Pingue)