There are multiple fatalities after shootings at two mosques in the city of Christchurch, New Zealand police have said.
Prime Minister Jacinda Ardern described it as a terrorist attack, and one of the country's “darkest days”.
Three men and one woman are in custody, police commissioner Mike Bush said, but warned more suspects may be at large.
Australia's Prime Minister Scott Morrison said one of those arrested was an Australian citizen.
He described the suspected attacker as an “extremist right-wing violent terrorist”.
What do we know at this point?
Witnesses told local media they ran for their lives and saw people bleeding on the ground outside the Al Noor mosque.
A second mosque in the suburb of Linwood has been evacuated, and Police Commissioner Mike Bush said “multiple fatalities” were recorded at two locations. As yet, far fewer details have emerged from the second site.
Police emphasise that the situation is still evolving and have not said how many people have been injured or killed.
They said they had responded to “a number of IEDs (explosive devices) attached to vehicles, that we also stopped”.
Authorities have advised all mosques in the city to shut down until further notice, saying this was an unprecedented act of violence.
Armed police have also been seen at Papanui High School in Christchurch, which has been…