Sidney Crosby and Evgeni Malkin extended long points streaks and Georges Laraque scored for the first time in 40 games to help the Pittsburgh Penguins break a four-game losing streak with a 3-2 win over the New York Islanders on Thursday night. Sergei Gonchar had a goal and an assist and Petr Sykora also scored for the Penguins, who had lost six of seven and also snapped a four-game losing streak…