BREAKING: Thunder's Brooks Announces New Starter

Thunder coach Scott Brooks announced that 10-year veteran Nick Collison will start Game 1 of the Western Conference semifinals.

Defensive stud Serge Ibaka will miss the seriesafter suffering a calf injury in the Thunder's Game-6 win in Los Angeles last week. 

RELATED STORY: Ibaka Out For Remainder Of Postseason

Ibaka averaged 15 points and nine rebounds this season while operating as one of the NBA's top shot blockers.

RELATED STORY: How The Thunder Will Overcome Loss Of Ibaka

Collison has scored 375 points and grabbed 327 rebounds in 77 career postseason games.

Thunder's starting lineup for Monday's contest will be Russell Westbrook, Thabo Sefolosha, Kendrick Perkins, Kevin Durant and Collison.