ITAGAR, Jan 27: Security Forces in Aruchal Pradesh apprehended three overground workers of the United Liberation Front of Asom (Independent) on Friday evening at Jagun in the Assam-Aruchal Pradesh inter-state border. The workers have been arrested from Kakorani area in Jagun during a joint operation by the Jairampur Battalion of Assam Rifles and Assam Police, Defence Spokesman Col Chiranjeet Konwer informed today.