The Christchurch video clips were first recorded and live-streamed on multiple media platforms by Brenton Tarrant, an Australian white supremacist who pleaded guilty to murdering 51 Muslim worshippers at two mosques in Christchurch, New Zealand in 2019. The company has faced moderation setbacks after CEO Elon Musk laid off approximately half of Twitter employees earlier this month, prompting issues policing harmful content like racist tweets.
Though Twitter has repeatedly promised to become more cognizant of harmful content on its platform, the spokesperson told The Guardian that “time will tell” if Twitter will live up to its pledges.