<span style="color: #222222;">Unknown terrorists attacked a CRPF bunker with a hand grenade near the State Bank of India branch in South Kashmir's Pulwama town today. </span><br />'' <br />'' <span style="color: #222222;">Security sources said one CRPF jawan was injured in the explosion. The area has been sealed off and a search operation launched to nab the attackers. No terror group has claimed responsibility for the attack.</span>