Takuma Sato, of Japan, prepares to drive before the start of the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Robert Baker)
Fans watch as four L-39 Albatros high-performance jet trainer aircraft flown by the Black Diamond Jet Team, a civilian-owned aerobatic jet team perform a fly-over during the National Anthem before the start of the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Tom Strattman)
Ryan Hunter-Reay celebrates after winning the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Tom Strattman)
Ryan Hunter-Reay kisses the bricks after winning the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Robert Baker)
Ryan Hunter-Reay celebrates after winning the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Tom Strattman)
Ryan Hunter-Reay celebrates after winning the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Darron Cummings)
Kurt Busch takes off his helmet after finishing sixth in the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/R Brent Smith)
Marco Andretti pits during the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/R Brent Smith)
Marco Andretti leads Scott Dixon, of New Zealand, through the first turn during the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Tom Strattman)
Helio Castroneves, of Brazil, leads JR Hildebrand, center, and Marco Andretti through the first turn during the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Tom Strattman)
Ryan Hunter-Reay celebrates after crossing the finish line take the checkered flag in front of Helio Castroneves, of Brazil, to win the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/Dave Parker)
Ryan Hunter-Reay celebrates after winning the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/R Brent Smith)
Ryan Hunter-Reay and his wife, Beccy Gordon, kiss the bricks as their son, Ryden, watches after Hunter-Reay won during the 98th running of the Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Sunday, May 25, 2014. (AP Photo/R Brent Smith)