sentences:  Fierce clashes continued in Tari Mangal-Piwaar, Mali Khel-Boshera, Parachamkani-Kirman and Ibrahimzai-Sadda areas and heavy weapons were used.A heavy exchange of fire was reported from Boshera, 5 km south of Parachinar.The main grid station supplying electricity to Sadda came under attack and power supply to the area was suspended.