ISLAMABAD: Former federal minister Ghulam Sarwar Khan has been arrested from Islamabad. Police have also arrested Mansoor Hayat son of Ghulam Sarwar Khan and his nephew Ammar Siddique. Police sources said these three were wanted in May 9 vandalism case and attack on judicial complex. Ghulam Sarwar Khan has been arrested from home of his friend from F-8 Islamabad.