Rock 'n' Roll Chicago Half Marathon and 5K
Until Sun Jul 20
Photograph: Cooper Link
Time Out says
Posted: Mon Jul 14 2014
More than 20,000 runners take over Grant Park for two 5K races and a half marathon, spread out over an entire weekend. This year, Olympic bronze medalist Shalane Flanagan will be participating in Saturday's 5K race as well as the half marathon on Sunday.