The Punjab Anti-Corruption Department on Friday booked Ghulam Sarwar Khan, central leader of the Pakistan Tehreek-e-Insaf (PTI) and a federal minister in the government of former president General (r) Pervez Musharraf, in a fake degree case. According to sources, a case has been registered against Ghulam Sarwar, and some officials of the Punjab Board of Technical Education for their role in the fake degree.