Naval Station Great Lakes near North Chicago is calling off its popular Fourth of July celebration this year due to a large number of other events scheduled to take place at the base the same week. Commanding officer Capt. Ray Leung announced the cancellation on Tuesday, stating that the other events – including a recruit graduation and a Navy Reserve Officers' Training Corps graduation – made it difficult to plan the event while maintaining the same high level of safety festival-goers expect. Rather than hosting a downgraded event, Leung decided to cancel it for this year. "We regret having to cancel this celebration.