By DAN SCIFO
PITTSBURGH (AP) — Sidney Crosby scored two goals, defenseman Kris Letang returned 12 days after the second stroke of his career and the Pittsburgh Penguins defeated the Buffalo Sabres 3-1. Rickard Rakell also scored to help the Penguins win their fifth straight and improve to 12-2-2 in their last 16 games. Casey DeSmith, making his first start in six games, stopped 37 shots as Pittsburgh completed a sweep of the home-and-home series after also winning 4-3 in overtime at Buffalo on Friday night. Peyton Krebs scored for the Sabres, who lost for the third time in five games. Ukko-Pekka Luukkonen finished with 28 saves.