Authorities across Pakistan have ordered the closure of educational institutions after two suicide bombers struck the elite International Islamic University in Islamabad killing six persons, including three women.<br/><br/>The government of Punjab, Pakistan's most populous province ordered the closure of all state-run and private educational institutions for an indefinite period. <br/>In Peshawar, the North West Frontier Province government announced the closure of all educational institutions till Sunday. <br/> <br/>