In a post on Twitter, the New Zealand’s police said a four-year-old child was among two people who were critically injured in the attack. Young children were among 42 people being treated at Christchurch Hospital. New Zealand’s Prime Minister Jacinda Ardern said some of the victims may have been new immigrants or refugees. People from around the world were in the mosque at the time of the assault. New Zealand PM: Dozens killed in ‘terrorist’ attack on mosques (21:08)