Christchurch - At least one gunman killed 49 people during Friday prayers at two New Zealand mosques in the country's worst ever mass shooting.
WHAT WE KNOW
* Forty-nine people were killed and 20 seriously injured in the shootings, which the Prime Minister has described as a "terrorist attack".
* New Zealand police have arrested three people in connection with the attacks including one man who has been charged with murder.
* One man will appear at a Christchurch court on Saturday.