The mayor of Nice says he believes the incident is a terror attack – a major police operation is underway in the city and the suspect has been arrested.

Two people have been decapitated and a third person has died in a suspected terror attack in the south of France. The mass stabbing happened at the Notre-Dame basilica in Nice at 9 am.
The alleged perpetrator was promptly arrested, according to reports. At least two of the victims had been beheaded, according to a police spokesperson.
French Interior Minister Gerald Darmanin said a huge police operation is now underway and confirmed he will chair a crisis meeting. The city’s mayor,Β Christian Estrosi, has suggested that the attack was due to terrorism.