/ Source: NBC Sports
Fans coming to the Indianapolis Motor Speedway for this weekend's Indy 500 will notice some changes in the traditional routine in response to last month's bombing at the Boston Marathon.
Indy 500 fans will find track tighter this year
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Fans coming to the Indianapolis Motor Speedway for this weekend's Indy 500 will notice some changes in the traditional routine in response to last month's bombing at the Boston Marathon.
