Daily brief
Two trains collided north of London near Huntingdon, killing at least one person and seriously injuring dozens. Emergency services and transport police responded to the scene.
Nobel Prize winner John Jumper is leaving Google DeepMind to join Anthropic.
The UAE's Amanat has completed the full acquisition of Cambridge Health Group.
UK streetlights are being equipped with facial recognition cameras for police searches.
The British pound fell for a third day amid Federal Reserve tightening and the collapse of the Swiss summit.