2009 World Championships in Athletics – Men's 50 kilometres walk record, PB = Personal best, SB = Seasonal best, WL = World leading (in a given season) 2009 World Championships in Athletics – Men's 50 kilometres walk The men's 50 kilometre walk at the 2009 World Championships in Athletics took place on August 21, 2009 on the streets of Berlin, Germany. The event started and finished at the Brandenburg Gate. Prior to the competition, previous winners did not appear to be medal prospects: the defending world champion Nathan Deakes missed the competition due to injury, and the reigning Olympic champion Alex Schwazer had failed to finish his sole 50 km
2011 World Championships in Athletics – Men's 20 kilometres walk 2011 World Championships in Athletics – Men's 20 kilometres walk ] The Men's 20 kilometres walk event at the 2011 World Championships in Athletics was held on August 28 on a loop course starting and finishing at Gukchae - bosang Memorial Park in the center of Daegu. Forty-six men started the competition and 27 countries were represented. Valeriy Borchin entered as the reigning world and 2008 Olympic champion. The athletes on the Chinese and Russian teams led the rankings that year: Wang Zhen and Chu Yafei were the top two, while Borchin, world record holder Vladimir Kanaykin, and Sergey Morozov