Hours before Chief Minister Buddhadeb Bhattacharjee's visit to Naxal-infested Midnapore on Saturday, three youths were shot dead by Maoists in Kusbani jungle in the district.Bullet-riddled bodies of the three youths -- Lakhi Das, Jayram Mandi and Manoranjan -- with their limbs tied with ropes, were found on a road near Kusbani jungle, police sources said. The Maoists had left behind posters near the bodies of the three, claiming that they had been 'punished'.