JAMMU, Feb. 17 -- The Border Security Force (BSF) and the Jammu and Kashmir Police conducted a joint search on Saturday for any possible cross-border tunnel along the International Border in Samba district, amid heightened security in the Union territory ahead of Prime Minister Narendra Modi's visit next week, officials said.

In the past decades, about a dozen cross-border tunnels which were used to push terrorists, weapons and narcotics from across the border were uncovered by the security forces along the International Border with Pakistan in Samba, Kathua and Jammu districts.

Police had recently announced a cash reward of Rs 5 lakh to anyone who helps in locating such tunnels used by "anti-national elements". Modi is visiting Jammu on ...