Pakistan's Interior Minister, Rana Sanaullah, has warned that the Federal Investigation Agency may arrest former Prime Minister Imran Khan if he fails to cooperate with their investigation into a cipher issue. The investigation was prompted by allegations from Imran Khan's ex-principal secretary, accusing him of using a confidential document from Pakistan's mission in the US to gain political advantage. The interior minister lend credence to the confessional statement circulating on social media in a press conference on Wednesday. Official Facebook: / dawndotcom Official Twitter: / dawn_com Website: www.dawn.com Official Instagram: / dawnnewsenglish #ranasanaullah #interiorministry #imrankhan #pti #azamkhan #azamkhanbail #azamkhanjail #livenewspakistan #pakistannews #news #pakistanlivenews #latestnews #latestnewspakistan #pakistannewstoday #dawnnewsenglish #dawnnews