Patrick Sharp and Brandon Saad each score twice for Blackhawks in 6-2 win over Stars

Dallas Stars goalie Dan Ellis (30) gives up a goal to Chicago Blackhawks left wing Patrick Sharp (10) in the second period of an NHL hockey game Tuesday, Dec. 10, 2013, in Dallas, Texas. (AP Photo/Sharon Ellman) (The Associated Press)

Chicago Blackhawks left wing Brandon Saad, left, celebrates a goal as Dallas Stars goalie Kari Lehtonen stands by the net in the second period of an NHL hockey game Tuesday, Dec. 10, 2013, in Dallas. (AP Photo/Sharon Ellman) (The Associated Press)

Patrick Sharp scored twice, extending his domination of the Dallas Stars, and the Chicago Blackhawks cruised to a 6-2 victory Tuesday night.

Brandon Saad also scored two goals for Chicago, which has won three of the four games between the teams. One victory was in a shootout.

Sharp has four goals and four assists against the Stars this season. In his last eight games versus Dallas, he has eight goals and seven assists.

Patrick Kane had a goal and two assists for the Blackhawks. Defenseman Michael Kostka returned after missing 24 games because of a foot injury to score Chicago's first goal.

The Central Division-leading Blackhawks (22-6-5) reached six goals for the fifth time this season, and second in a row. They defeated Florida 6-2 on Sunday.