It happened Sunday in the 1200-block of West Van Buren Street, just north of the Eisenhower Expressway.
May Toy, the President of the Skinner Park Advisory Council and a longtime neighborhood resident, was left with a broken hip and serious internal injuries.
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Police are still looking for the driver.
"She's very lucky to be alive," friend Ryan Rapenport said. "So, to that person I would say, come forward. Do the right thing."
Toy's friends started a GoFundMe effort for her medical bills, which has already raised more than $16,000.