“The protesters are attacking police wherever they are present and clashing among each other where thepolice aren’t there,” Kumar added.
One of those killed Monday was a policeman, a senior officer told AFP.
More rioting was reported Tuesday, with a large plume of black smoke rising in the sky.
Broadcaster NDTV said three of its reporters and a cameraman were attacked by a mob on the northeastern fringe of the megacity of 20 million people.
“There is hardly any police presence in the area. Rioters are running around threatening people, vandalising shops,” a resident of the poor, migrant neighbourhood of Maujpur told the Press Trust of India.
Delhi Chief Minister Arvind Kejriwal, who visited a hospital where the injured were being treated, called for calm.
National Home Minister Amit Shah, whose ministry controls law and order in the capital region, met with senior Delhi government officials and promised to deploy morepolice if they were needed, Kejriwal said.