Imran Khan has cut an increasingly isolated figure in recent days. Since Pakistan’s former prime minister was released from jail, after a brief but explosive attempt to arrest him last month, his return has been marked by a mass exodus of the top leadership of his party.
Pervez Khattak, the former chief minister and defence minister, became the latest high-profile resignation from Khan’s Pakistan Tehreek-e-Insaf (PTI) party, last
