JON KRAWCZYNSKI, AP Sports Writer

EDEN PRAIRIE, Minn. (AP) — Christian Ponder says he’s feeling confident heading into what could be a make-or-break season for the young Minnesota Vikings quarterback.

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Ponder is entering his second full season as a starter. The former first-round draft pick has been up and down early in his career. But the Vikings believe he is poised for a breakout season in 2013.

Ponder was spotty in brief action this preseason, but coach Leslie Frazier says he sees a player who is more comfortable in a leadership role. If he continues to struggle, the Vikings brought in veteran Matt Cassell to give them an option on the bench.

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The Vikings open the regular season on Sunday at Detroit.

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AP NFL website: http://www.pro32.ap.org

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