Two children have been killed and at least 17 people injured after a shooting at a Catholic school in Minneapolis.
The attack happened at around 08:30 local time (13:30 BST) at Annunciation Church, where children had been attending a worship service during their first week of school.
Here's what the BBC knows about what happened.
The gunman has been identified as 23-year-old Robin Westman, from suburban Minneapolis, three law enforcement sources have told BBC's US partner CBS news.
His motive is currently unknown.
