ISLAMABAD, Nov 8 (APP): Leader of Opposition in the National Assembly Syed Khursheed Ahmed Shah Tuesday said the decision of Pakistan Tehreek-e-Insaf (PTI) chief Imran Khan to withdraw the call of locking down Federal Capital had strengthened the government. Talking to media persons in his chamber at the Parliament House,Khursheed Shah said when the PTI workers were being thrashed on the streets, its chief was sleeping in his luxurious residence of Banigala. Khursheed Shah said that Imran Khan was in the habit of backing out