French policemen and soldiers stand guard a street after a knife attack in Nice on October 29, 2020. - A man wielding a knife outside a church in the southern French city of Nice slit the throat of one person, leaving another dead and injured several others in an attack on Thursday morning, officials said. The suspected assailant was detained shortly afterwards, a police source said, while interior minister Gerald Darmanin said on Twitter that he had called a crisis meeting after the attack. (Photo by Valery HACHE / AFP)