Complex sentence: Sturm injured his knee 21 seconds into Game 1 of the Eastern Conference Semifinals against Philadelphia Flyers on Saturday, May 1,2010, and did not return for the remainder of the playoffs.
Split into simpler sentences: Sturm injured his knee 21 seconds into Game 1 of the Eastern Conference Semifinals against Philadelphia Flyers on Saturday, May 1,2010. He will not return for the remainder of the playoffs.