In Jammu and Kashmir, at least 20 civilians were injured today as Pakistani forces resorted to unprovoked heavy mortar shelling in Arnia, R S Pura, Ramgarh and Hiranagar sectors along the International Border in Jammu Samba and Kathua districts. <br />''<br />''The BSF spokesperson in Jammu told AIR that incidents of cross border firing and shelling have been reported from almost entire Indo-Pak International Border along the state since this morning.