Paramilitary soldiers stand guard outside the Armed Forces Institute of Cardiology, where former Pakistani president Pervez Musharraf is currently being treated, in Rawalpindi March 31, 2014. Musharraf pleaded not guilty to five counts of treason on Monday in the latest chapter of a long-running drama between the increasingly assertive judiciary and its former military ruler. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CRIME LAW)