AMADORA, PORTUGAL - 07 DE ABRIL: Gustavo Ribeiro en la cuarta etapa del DC Skate Challenge por Meo el 07 de abril de 2013 en Amadora, Portugal . - Foto e imágenes de stock

AMADORA, PORTUGAL - APRIL 07: Gustavo Ribeiro at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

AMADORA, PORTUGAL - APRIL 07: Gustavo Ribeiro at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

MOSCOW- 15 MAY,2016: Summer street skateboarding contest in outdoor skate park.Extreme skating in concrete skatepark outside.Skateboarder exercising.Active dynamic extremal sport.Young skater boy grind 50-50 on ledge

AMADORA, PORTUGAL - APRIL 07: Duarte Pombo at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

VALE DE CAMBRA, PORTUGAL - APRIL 06: Pedro Fangueiro at Best Trick Skate Contest by Kate on april 06, 2013 in Vale de Cambra, Portugal.

AMADORA, PORTUGAL - APRIL 07: Unidentified skater at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

Teenage skateboarder doing 50 50 grind on a rail

VALE DE CAMBRA, PORTUGAL - APRIL 06: Mario Marques at Best Trick Skate Contest by Kate on april 06, 2013 in Vale de Cambra, Portugal.

AMADORA, PORTUGAL - APRIL 07: Unidentified skater at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

AMADORA, PORTUGAL - APRIL 07: Ruben Rodrigues at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

MAIA, PORTUGAL - OCTOBER 08: Teotonio Pereira during the Osiris Maia Skate Challenge on October 08, 2011 in Maia, Portugal.

AMADORA, PORTUGAL - APRIL 07: Gabriel Ribeiro at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

VISEU, PORTUGAL - JULY 22: Gustavo Ribeiro at DC Skate challenge by MEO on july 22, 2012 in Viseu, Portugal.

AMADORA, PORTUGAL - APRIL 07: Afonso Nery at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

VISEU, PORTUGAL - JULY 22: Duarte Pombo at DC Skate challenge by MEO on july 22, 2012 in Viseu, Portugal.

AMADORA, PORTUGAL - APRIL 07: Unidentified skater at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

MAIA, PORTUGAL - OCTOBER 08: Pedro Fangueiro during the Osiris Maia Skate Challenge on October 08, 2011 in Maia, Portugal.

AMADORA, PORTUGAL - APRIL 07: Francisco Lopez at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

VALE DE CAMBRA, PORTUGAL - APRIL 06: Pedro Fangueiro at Best Trick Skate Contest by Kate on april 06, 2013 in Vale de Cambra, Portugal.

VISEU, PORTUGAL - JULY 22: Igor Vini at DC Skate challenge by MEO on july 22, 2012 in Viseu, Portugal.

Skateboarder doing a BS feeble grind on a curb.

VALE DE CAMBRA, PORTUGAL - APRIL 06: Unidentified skater at Best Trick Skate Contest by Kate on april 06, 2013 in Vale de Cambra, Portugal.

AMADORA, PORTUGAL - APRIL 07: Unidentified skater at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

AMADORA, PORTUGAL - APRIL 07: Gustavo Ribeiro at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

VALE DE CAMBRA, PORTUGAL - APRIL 06: Pico Maia at Best Trick Skate Contest by Kate on april 06, 2013 in Vale de Cambra, Portugal.

AMADORA, PORTUGAL - APRIL 07: Unidentified skater at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.

AMADORA, PORTUGAL - APRIL 07: Gustavo Ribeiro at 4th Stage on DC Skate Challenge by Meo on april 07, 2013 in Amadora, Portugal.