Blackhawks dominate power plays and PKs to smash Blues

Louis Crevier, Oliver Moore, Connor Murphy and Landon Slaggert each had a goal and assist while Spencer Knight made 27 saves in the Chicago Blackhawks' 7-3 victory against the visiting St. Louis Blues on Wednesday.

The Blackhawks went 3-for-4 on the power play to stretch their winning streak to a season-high four games.

St. Louis struggled in the opener of a three-game road trip and has lost three of five.

Chicago seized control in the second period, scoring four goals on 17...