Terrorists carried out two grenade attacks on security forces in Kashmir today but there were no reports of any casualty. Security sources said in Srinagar that the ultras hurled hand grenade towards security personnel party near Clock Tower in the city. <br />''  <br />'' They said the grenade exploded with damage to some vehicles but no one was hurt. The search operation has been launched to nab the attackers.<br />''  <br />'' In another incident, terrorists lobbed a grenade at security forces in Shopian district of south Kashmir. Police sources said,  there was no injury to anyone and damage to properties due to the explosion.<br />'' Terrorist outfit Jaish-e-Mohammad (JeM) has claimed responsibly for the grenade attacks. <br />