Blackhawks' Stalberg out three weeks

Chicago Blackhawks forward Viktor Stalberg will body injury, according to head coach Joel Quenneville.

Stalberg left Wednesday's preseason win over the Red Wings with the injury.

The 25-year-old posted 12 goals and 24 points in 77 games last year with Chicago, his first with the club.

Acquired by the 'Hawks on June 30, 2010 from Toronto, the native of Sweden has totaled 21 goals and 38 points over 117 NHL games over the last two seasons.

Forward Ben Smith was also knocked out of Wednesday's game in the third period in a collision with Detroit's Brendan Smith.

Quenneville said there is no timeline for Smith's return.