Usain Bolt says Olympic ban on Russian athletes will 'scare a lot of people'

• Jamaican welcomes 'strong message' sent out to athletes• Sprinter fit for Anniversary Games after hamstring scare Usain Bolt has welcomed the decision of the Court of Arbitration for Sport to uphold the ban on 68 Russian athletes competing at the Olympics, saying it will "scare a lot of people and send a strong message" to anyone thinking about doping. Bolt, the winner of six Olympic gold medals, said the recent actions show that "if you cheat or if you go against the rules" then "serious ...