Today we look at the news that King Charles III has been diagnosed with cancer.Buckingham Palace announced that he began “regular treatments” on Monday.The statement also said that the King “remains wholly positive about his treatment", but has stepped back from public duties.Royal correspondent Daniela Relph talks us through details we know and don’t know about his condition. Political editor Chris Mason explains how this will affect the business of state. Health correspondent Dominic Hughes is on to talk about how the disease is treated.You can join our Newscast online community here: https://tinyurl.com/newscastcommunityhere Today's Newscast was presented by James Cook. It was made by Chris Flynn with Joe Wilkinson and Sam McLaren. The technical producer was Mike Regaard. The assistant editor was Chris Gray. The senior news editor was Jonathan Aspinwall.