@_coleman2 and @usainbolt at the start of the men's 100m finals at the @iaafworldchamps #iaafworlds #london2017 (c) 2017, Paul Merca. All rights reserved. #nikond5 #nikonsports #nikonphotography #nikontrackandfield @teamusa @usatf #teamusatf #teamjamaica @nikerunning @pumarunning #justdoit #foreverfaster #runnerspace #runnersofinstagram #sprinter #100meters #bestoflondon2017