(ISLAMABAD) -- Pakistan President Asif Ali Zardari is hoping to head off a potential military coup by imploring Pakistanis to reject attempts at usurping democracy. Zardari made his remarks Tuesday in southern Sindh province on the fourth anniversary of the assassination of his late wife, former Prime Minister Benazir Bhutto. Bhutto had just returned from exile two months earlier and was rumored to be seeking a return to power when she was slain on Dec. 27, 2007. [Snip] Zardari has always had uneasy relations with Pakistan's powerful military and his camp believes they will either try to remove him by...