The double Olympic champion has "a severe pull in his left quadricep" according to his agent, who added: "It will be at least a week before he can train." Only the first three in each event in the US Championship will qualify for Athens.
Bailey has apologised for calling Johnson a "coward" after their 150m race. "Michael and I began this unique event as friends, but the build- up has left the friendship strained," Bailey said. "I have tremendous respect for Michael's ability and I hope the injury he sustained is not season threatening."Reuse content