An Oklahoma City Thunder fan swished a halfcourt shot and Diamond Ridge Financial Academywon $20,000 during an in-game promotion sponsored by MidFirst Bank.

Jaylen O’Conner, a 23-year-old Oklahoma City resident, had 30 seconds to make one halfcourt shot, and he made his fifth shot to win the prize Sunday during Game 1 of the Thunder-Pelicans Western Conference first-round playoff series. O’Conner made the shot during a timeout with 11:47 left in the second quarter.

O’Connor said he planned to use the money to start a business.

The Thunder’s halfcourt contest began in 2008, and it’s the 21^st time someone has made a halfcourt shot, including twice this season, according to the team.