The City of Joliet Police Department issued the following announcement on Aug. 13.
The Joliet Slammers "Stand Up For Blue" law enforcement appreciation game night is this Thursday (August 15th) at 7:05pm. The first 500 guests will receive a special t-shirt and a "Stand Up For Blue" wristband! Come help turn the stadium blue and show your appreciation for law enforcement!
Original source can be found here.
Source: The City of Joliet Police Department