The United Nations (UN) upgraded its staff and offices security to grade three across the country. UN sources told that families of foreign staff have been directed to leave the country and staff should restrains their activities. UN had raised the security level to phase three in Peshawar and Islamabad after suicide attacks on Rescue 15 and PC hotel. After reviewing the situation, UN security officials have decided to implement phase three across the country. The staff has directed to limited their activities and movements as families of foreign staff have urged to leave Pakistan.