We're bringing our live coverage of this story to an end.
Before we go, here's a roundup of everything that's happened today:
- Swedish police were called to an adult education centre in Orebro today after reports of gunfire;
- They said "around 10 people" had been killed in the attack, and they believe the attacker is among the dead;
- No other information about the victims has been released;
- Police said they were trying to discover a motive but believed the attacker acted alone, and that further attacks were not expected;
- Authorities said they carried out investigations at various addresses in Orebro;
- Sweden's prime minister Ulf Kristersson said the tragedy is the worst mass shooting in the country's history;
- He also reassured Swedes that parents can feel safe sending their children to school tomorrow;
- Meanwhile, the country's king Carl XVI Gustaf said the shooting was a "terrible atrocity".
Click below to read further updates as they happen.