Captain Karlsson's foot injury not serious

Erik Karlsson looks down the bench as the Ottawa Senators practice at the Canadian Tire Centre. (Postmedia Network file photo)WINNIPEG — Captain Erik Karlsson has gone back to Ottawa, but he may not be there long.

As for Zack Smith, that’s a different story.

Senators coach Guy Boucher confirmed both have left the trip and returned to Ottawa. While Karlsson missed his second straight game Saturday night at the MTS Centre, his foot injury isn’t considered serious and there’s a possibility he could rejoin the team Sunday in Detroit.

Though Smith isn’t going to play with the upper-body ailment he suffered in the first period of the club’s 5-1 loss to Minnesota on Thursday night “in the next few…