Surveillance video from the area near Ridgeland and Jackson appears to show someone with a ladder putting up one of the signs in the middle of the night.
From World War training to recruiting, the Chicago has played a critical role in preparing sailors.
A service member and another person died in a murder-suicide near Naval Station Great Lakes last week, North Chicago police said on Monday.
A man and a woman in their 30s died at Naval Station Great Lakes, officials confirmed on Saturday. One of the two people found dead was a Navy service member.
Emergency crews appeared to respond to a serious two-car crash Sunday in the north suburbs.
Local faith leaders, community groups and regular people took to the streets and demonstrated against increased immigration enforcement. Their target was Naval Station Great Lakes, the base of operations for ICE agents.