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August 30, 2014

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Trevyn Armstrong, 11, gets stepped on by a bull during the Chris Shivers Miniature Bull Riding (MBR) World Finals at Mandalay Bay Thursday, Oct. 24, 2013. The MBR features junior riders ages 8 to11 and senior riders ages 12 to 14. The event was part of the the 2013 Professional Bull Riders Built Ford Tough World Finals.

Steve Marcus

Trevyn Armstrong, 11, gets stepped on by a bull during the Chris Shivers Miniature Bull Riding (MBR) World Finals at Mandalay Bay Thursday, Oct. 24, 2013. The MBR features junior riders ages 8 to11 and senior riders ages 12 to 14. The event was part of the the 2013 Professional Bull Riders Built Ford Tough World Finals.