LAKHIMPUR, May 7: At a time when the Joint Parliamentary Committee (JPC) was holding public hearing on Citizenship (Amendment) Bill, 2016 on Monday at the Administrative Staff College at Khanapara in Guwahati to elicit opinion from various organizations and citizens of the Brahmaputra Valley, the people of Lakhimpur staged a two-hour long sit-in in front of the Lakhimpur DC office opposing the controversial bill.