Tech: Wartime tech trouble, Google's massive cyber attack

Technology correspondent Mark Pesce joins Kathryn to talk about the difficulties wartime creates when it comes to tech - can you trust what you're seeing and hearing and are tools to 'detect' fake news working? X (former Twitter) has firmly moved away from content moderation - has that contributed to the problem? Mark will also have some tips to manage your social media right now, and details about the largest-ever cyber attack which hit Google last month.