BOA issues Zika update to sports bodies

By Alan Baldwin LONDON (Reuters) - The British Olympic Association (BOA) has issued a fresh Zika virus advisory to national governing bodies of sport to reflect changed government advice ahead of the Rio Games in August. The BOA, which issued its first advisory three weeks ago, said the update simply reflected a commitment to keep all parties informed of any changes to government advice. British rower Constantine Louloudis, a double men's eight world champion and bronze medallist in London in 20