The World Tonight

Millions of people are set to get a pay rise from April due to an increase in the minimum wage, the government has announced ahead of Wednesday's Budget. The hourly rate for over-21s will rise by 50p to £12.71, with workers aged 18-20 seeing an 85p rise to £10.85, and under-18s and apprentices getting 45p more to £8 an hour. However, businesses have warned that further increases to the minimum wages could result in hiring freezes. We hear from the Secretary of State for Work and Pensions.Also on the programme: US President Donald Trump is sending his envoy Steve Witkoff to Moscow to speak with Russian President Vladimir Putin, amid continuing talks to end the war in Ukraine.And a new BBC documentary recounts a little-known water contamination scandal that rocked communities in Cornwall in the 1980s.