Tyrone Spong waits for the start of the fight with...

Tyrone Spong waits for the start of the fight with Michael Duut during the Glory World Series kickboxing event at the Hammerstein Ballroom at Manhattan Center. (June 22, 2013) Credit: Patrick E. McCarthy

Tyrone Spong and Angel DeAnda headline the fourth offering from the World Series of Fighting on Aug. 10 in Ontario, Calif. (and airing live on NBC Sports Network).

Let's get you started for that bout with a pair of pre-fight videos.

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