Agartala: Apr 04: Another son of Tripura martyred in Naxal attacked in Chhattisgarh. The martyr identified as Shambu Roy of Dharmanagar. Chief Minister Biplab Kumar Deb paid homage through socil media. According to sources he join the workplace from home 15 days ago. After the news of the martyrdom reached home, the shadow of mourning fell on the area.