Sharks 3, Blackhawks 2 (SO): Brent Burns tied the game midway through the third period and Logan Couture scored the decisive goal in the shootout as San Jose posted a rare road victory.Defenseman Jason Demers also tallied in regulation for the Sharks, who improved to 3-7-0 in their last 10 away from home. Captain Joe Thornton set up a tally to extend his assist streak to eight games and Alex Stalock made 33 saves.Blue-liners Niklas Hjalmarsson and Michal Rozsival scored for the Blackhawks, who extended their point streak to 10 games (6-0-4). Corey Crawford turned aside 40 shots.After Stalock denied Chicago captain Jonathan Toews to open the shootout, Couture beat Crawford to the stick side to give San Jose the edge. Patrick Sharp missed the net on the Blackhawks' second chance, and Joe Pavelski ended the bonus format by ripping a shot past Crawford's glove.San Jose opened the scoring midway through the first period on Demers' third goal of the season. Couture received the puck behind the net from Matt Nieto and dished it to Demers, who beat Crawford from the right faceoff circle.The tally held up until early in the third. Toews made a pass from the outer edge of the right circle to a cutting Hjalmarsson, who fired the puck past Stalock from the slot at 1:27 to forge a tie.The Blackhawks jumped ahead just 2:34 later on another goal from their defense corps as Rozsival beat Stalock on the short side with a blast from the right point. But the Sharks pulled even at 11:10, when Thornton made a cross-crease backhand feed from below the right circle to Burns for an easy tap-in.GAME NOTEBOOK: Couture, who had his four-game goal-scoring streak halted, is 7-for-12 in the shootout this season. ... Thornton has collected 12 assists during his streak. He is four points shy of tying Bobby Hull (1,170) for 48th place on the all-time list. ... Chicago RW Patrick Kane has been kept off the scoresheet in three of his last four games following a 14-game point streak. ... Pavelski had his seven-game point streak come to an end.