They pelted stones at their residence in the afternoon and also tried to enter there, but security forces stopped the youth by firing tear gas shells to disperse them, officials said.However, on Sunday night, the youth again attempted to enter the chairman’s residence, following which armed men opened fire to stop them, he said.Officials said some agitators also burnt tires in Tuibong area near Churachandpur town, but security forces dispersed them by firing tear gas shells.