Hundreds of people are known to have died in a blast at a Gaza hospital on Tuesday. Hamas blames Israel for the attack, while Israel has insisted it is not to blame. BBC Verify’s Shayan Sardarizadeh joins Adam in the studio to discuss what we know so far.And, on the day that US President Joe Biden flew to Israel in an attempt to calm tensions, we’re joined by former CIA director David Petraeus and US special correspondent Katty Kay to assess the bigger picture for the US as they attempt to deescalate the conflict.You can join our Newscast online community here: https://tinyurl.com/newscastcommunityhere.Today's Newscast was presented by Adam Fleming. It was made by George Dabby with Sam McLaren and Gemma Roper. The technical producer was Mike Regaard. The senior news editors are Jonathan Aspinwall and Sam Bonham.