Four juveniles are facing charges after a car theft in Janesville ended in a crash during a police chase in Madison.  The Dane County Sheriff’s Office reports being notified about noon Saturday of the theft in Janesville, along with some related criminal activity in Edgerton.  Deputies say the stolen vehicle was located traveling about 90 mph on Interstate 90.  Authorities say the pursuit ended when the suspect vehicle attempted to enter the Dean East Clinic parking lot via an overland route from Buckeye Road and lost all four tires hopping curbs and a snowbank.  All four occupants of the car attempted to flee on foot, but were apprehended.