People v. Youngbey , 82 Ill. 2d 556 ( 1980 )
People v. Janes , 158 Ill. 2d 27 ( 1994 )
People v. Fitzgibbon , 184 Ill. 2d 320 ( 1998 )
People v. Lindsay , 239 Ill. 2d 522 ( 2011 )