CHICAGO (WLS) -- The reward for information about the person who killed 19-year-old Joseph Graves is now up to $10,000.
Graves was shot last month in Chicago's Washington Heights neighborhood on the South Side.
Family and friends held a vigil in his honor earlier this week.
His family says he was not the intended target of the shooting.
Graves would have turned 20 years old last week.
Family of murdered man offers $10K reward
