<p>The death toll in the northeast Delhi violence climbed to seven, a senior police official on Tuesday.</p>.<p>A Delhi Police head constable, Ratan Lal, was among the seven killed in the violence that erupted on Monday over the amended citizenship law.</p>.<p>Till Monday, authorities had said at least four people, including Lal, were killed in the violence. They said that the death toll has increased to seven on Tuesday. </p>
<p>The death toll in the northeast Delhi violence climbed to seven, a senior police official on Tuesday.</p>.<p>A Delhi Police head constable, Ratan Lal, was among the seven killed in the violence that erupted on Monday over the amended citizenship law.</p>.<p>Till Monday, authorities had said at least four people, including Lal, were killed in the violence. They said that the death toll has increased to seven on Tuesday. </p>