Asafa Powell, ex-100m WR-holder, does not enter Jamaica Trials

Aug 19, 2016; Rio de Janeiro, Brazil; Asafa Powell and Usain Bolt (JAM) celebrate after winning the men's 4x100m relay final in the Rio 2016 Summer Olympic Games at Estadio Olimpico Joao Havelange. Mandatory Credit: Erich Schlegel-USA TODAY Sports