Pakistan's former Prime Minister Imran Khan will remain behind bars after a special court extended his judicial remand in a cypher case till the 13th of September.  It comes a day after the Islamabad High Court suspended his three-year jail sentence in the Toshakhana case. The cypher case pertains to a diplomatic document which reportedly went missing from Imran's possession. His party alleges that it contained a threat from the United States to oust Imran Khan from power.<br />'' <br />'' Meanwhile, a special court today sent Pakistan Tehreek-e-Insaf Vice Chairman Shah Mahmood Qureshi to a 14-day judicial remand in cypher case. The former foreign minister was arrested by the Federal Investigation Agency earlier this month.<br />'' <br />''The special court has been set up to hear cases under the Official Secrets Act.<br />