ISLAMABAD- School holidays in Islamabad have been further extended till September 1 due to PTI’s and PAT rallies. This is the third time the vacations have been extended. Initially the schools were to open on August 18. Than the holidays were extended till August 25 and now it has been extended till Sept 1. The decision has been taken in view of uncertain situation and blockages of road due to the march of PTI and PAT.