All India anti terrorist front chairman Mr M S Bitta today visited the bomb blast site in Pune. He also visited various hospitals and spoke with injured persons.<br/><br/>Mr Bitta has blamed Pakistani intelligence agency ISI for this gruesome attack. Meanwhile, one more person has succumbed to his injuries raising the death toll in Pune bomb blast to 11. <br/><br/>Mr Aditya Mehta a 21 years old student from New Delhi died in a private hospital. The investigations are in progress. Security around vital places has been tightened.