ISLAMABAD: NWFP Caretaker Chief Minister Shamsul Mulk said on Saturday India or Afghanistan could be supporting the militants who are creating unrest in Swat.“The involvement of foreign militants in the prevailing situation in Swat can’t be ruled out. India or Afghanistan may be behind such elements,” Mulk told a news conference at the Frontier House.He said the security forces would intensify their operation against militants in Swat if the latter did not surrender. He said the military operation in the valley had been launched on the demand of the locals.