WELLINGTON (Reuters) – In the wake of the Christchurch attack, New Zealand said on Wednesday that it would work with France in an effort to stop social media from being used to promote terrorism and violent extremism.

A man holds a laptop computer as cyber code is projected on him in this illustration picture taken on May 13, 2017. REUTERS/Kacper Pempel/Illustration

Prime Minister Jacinda Ardern said in a statement that she will co-chair a meeting with French President Emmanuel Macron in Paris on May 15 that will seek to have world leaders and CEOs of tech companies agree to a pledge, called the Christchurch Call, to eliminate terrorist and violent extremist content online.

A lone gunman killed 50 people at two mosques in Christchurch on March