**UPDATE** Lake County Sheriff’s Detective Chris Covelli identified the slain officer as Lt. Joseph Gliniewicz.
Reports say that a police officer radioed in for backup after seeing three suspicious suspects when communications were lost. A manhunt is underway for three shooting suspects which are described as two white and one black males. Residents have been told to stay in doors and local schools have been placed on lockdown.
Reports suggest he was in pursuit of the three men and had radioed in the information
Three armed suspects, two white and one black, are at large following the shooting in the Fox Lake are on lockdown.
The search has interrupted Metra train service.
SWAT teams have been going door to door looking for the suspects.