Thirty-five-year-old Budhu Murmu and his brother Shom Murmu (32) were arrested today at a village under Shikaripara police station on charges that they had dug up and planted landmine exploded by the Maoists, Deputy Superintendent of Police A K Srivastav said here.
Their sister Tala Kuri was arrested along with Baburam Baski (35) on Monday on charges of harbouring the left-wing rebels, Srivastav added.
The violence marred the third and final phase polling in Jharkhand.