South Dakota v. Opperman , 96 S. Ct. 3092 ( 1976 )
People v. Madison , 121 Ill. 2d 195 ( 1988 )
People v. Potter , 140 Ill. App. 3d 693 ( 1986 )
Escobedo v. Illinois , 84 S. Ct. 1758 ( 1964 )
Miranda v. Arizona , 86 S. Ct. 1602 ( 1966 )
United States v. Leon , 104 S. Ct. 3405 ( 1984 )