At least 49 people are dead in Christchurch, New Zealand, after shootings at two mosques. Police said a man in his 20s is in custody and has been charged with murder. Additional people, two men and one woman, were detained as well. Forty-one of the people were killed at Al Noor Mosque, while seven died at Linwood Mosque. One other died at Christchurch Hospital. The attack is believed to have been livestreamed on Facebook, using a camera attached to a helmet.