Four persons, including a 17-year-old, have been killed during clash among supporters of Union Parishad election candidates and police in Rajshahi, Thakurgaon and Comilla districts while a sexagenarian man was killed in Narsingdi by alleged supporters of a pro-Awami League candidate as he protested casting of his vote by others.

Another 703 unions of 47 districts go to polls in the fourth phase today amid tension and fear of violence as many ruling Awami