BATHINDA, Nov. 1 -- A team of the counter-intelligence wing in Bathinda, in a joint operation with district police, has arrested three operatives of the banned outfit Sikhs for Justice (SFJ) for writing pro-Khalistan slogans on the walls of schools at Bhisiana and Mananwala villages, said Punjab director general of police Gaurav Yadav on Friday. The New York-based SFJ, backed by Gurpatwant Singh Pannun, is designated as an unlawful association by the Indian government . Those arrested have been identified as Navjot Singh alias Jota (24) and Gurpreet Singh (26), both residents of village Kaliaewala in Ferozepur, and Harjinder Singh, a resident of Mananwala in Bathinda. They have been booked under section 197 (1) (prejudicial to national integrity) and the Punjab Prevention of Defacement Property Ordinance Act at Raman and Nehianwala police stations. On the intervening night of October 19 and 20 this year, pro-Khalistan slogans were found written on the walls of a school at village Mananwala and Kendriya Vidyalaya at village Bhisiana, located near the air force station. Bathinda SP (investigation) Jasmeet Singh Sahiwal said that the accused have revealed that they acted on the directions of a foreign-based person identified as Pawanpreet Singh alias Deep Chahal, a close aide of Pannun, in lieu of money....