BMC Racing rider Tejay van Garderen of the U.S cycles during the 13.8 km (8.57 miles) individual time-trial first stage of the 102nd Tour de France cycling race in Utrecht, Netherlands, July 4, 2015. REUTERS/Stefano Rellandini
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Former champion Vijay Singh of Fiji reacts after his tee shot on the fourth hole during the third round of the Masters golf tournament at the Augusta National Golf Club in Augusta, Georgia April 12, 2014. REUTERS/Jim Young
Savannah Guthrie co-hosts NBC's 'Today' show in New York, New York, U.S. June 29, 2012. REUTERS/Brendan McDermid/File Photo - RTSGFKW
Olympic withdrawals due to Zika
High-profile names who are not going to the Rio Olympics because of Zika virus fears.