The Oklahoma City Thunder have agreed to trade star guard James Harden to the Houston Rockets, league sources told Yahoo! Sports.

The Rockets sent Kevin Martin, Jeremy Lamb and future draft considerations to the Thunder for Harden, sources told Y! Sports. Along with Harden, the Thunder will send Cole Aldridge, Lazar Hayward and Daequan Cook to the Rockets.

As part of the deal, the Thunder will receive "significant" future draft picks from Houston, a source told Y! Sports.

Contract extension talks between the Thunder and Harden broke down, and Thunder GM Sam Presti moved quickly to trade the guard.
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