Updated at 10:45 a.m. ET
A man used a knife to attack people at the Notre Dame Basilica in Nice, France, Thursday, killing three people, authorities say. Several more were injured. Police have arrested a suspect, according to Mayor Christian Estrosi.
Two people were killed inside the church, and another died outside it, according to local media reports.
The attack took place around 9 a.m. local time. The mayor said those who died include a woman and a...