ISLAMABAD, Feb 15 (INP) Pakistan Tehreek-i-Insaf (PTI) Chairman Imran Khan on Thursday appeared before an Islamabad Anti-Terrorism Court (ATC) in four cases including the 2014 PTV attack case. During the hearing, Imran's counsel informed the court that the cases against him were undemocratic, but the ATC judge said the cases were in court, for which the law ought to be followed. INP/AH