2016 Rio Olympics - Athletics - Preliminary - Men's 4 x 400m Relay Round 1 - Olympic Stadium - Rio de Janeiro, Brazil - 19/08/2016. Nathon Allen (JAM) of Jamaica passes to Javon Francis (JAM) of Jamaica, Deon Lendore (TTO) of Trinidad and Tobago passes to Machel Cedenio (TTO) of Trinidad and Tobago and Kyle Clemons (USA) of USA passes to David Verburg (USA) of USA REUTERS/David Gray