The grandmother of the 17-year-old killed by a police officer in a suburb of Paris city appealed for peace on Sunday, CNN reported.

Her grandson, Nahel Merzouk, who was of Algerian and Moroccan descent, was shot at point-blank on Tuesday for driving off his car during a police traffic check.

“They should not damage the schools, not break the buses, it was the moms who take the buses,” his grandmother, Nadia, told CNN’s affiliate BFMTV.

Meanwhile, a clash broke out between the police and the rioters during the early hours of Sunday, reported the Associated Press.

The police use tear gas shells and stun grenades to pacify the protestors who set off firecrackers and lit barricades on fire in the Champs-Elysees avenue.

A car that was set on fire rammed the home of the l’Hay-les-Roses mayor, a suburb of Paris, Mayor Vincent Jeanbrun said his wife and one of his children were injured in the attack who were sleeping and he was in the town hall monitoring the violence, reported AP.

Jeanbrun said the attack was a new stage of “horror and ignominy” in the unrest, urging the government to impose a state of emergency.

President Emmanuel Macron will hold a special security meeting Sunday evening with his minister on the situation.

So far, 3,000 people have been detained. The police have been deployed in large numbers but it is has increased tensions among rioters see this as the core of France’s current crisis, according to the news agency.

The fatal shooting, which was caught on video, has stirred up long-simmering tensions between the police and young people in housing projects who struggle with poverty, unemployment and racial discrimination, reported the AP.

The violence initially began in Paris and later spread to other cities such as Marseille, Lyon, Toulouse, Strasbourg and Lille. About 2,500 fires were set in buildings, including police stations and government offices, and several stores have been looted.

Corrections and clarifications: A previous version of this article erroneously stated that a partial internet ban had been imposed in France.