Canada has banned the all-in-one Chinese social media app, WeChat, on government devices. Even though TikTok has received loads of attention for potential security risks, many security experts think that WeChat is riskier. James Clayton, our North America Tech Reporter, explains.

And Kerry Allen, our China Media Analyst, takes us through how tightly controlled social media is in China itself. There’s even secret emoji code to avoid censorship.

(10:45) Also, what was Gaza like before this latest escalation with Israel? The BBC’s James Reynolds was previously a correspondent in Jerusalem and spent a lot of time in Gaza. He paints us a picture of what it was like when he was there.

Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Emily Horler and Alex Rhodes Editor: Verity Wilde and Simon Peeks