Mina Smallman’s world fell apart after the murder of her two daughters. Then came a shocking revelation about the police’s behaviour. She explains how she found the strength to fight back. Help support our independent journalism at theguardian.com/infocus

The Olympic Games are starting on Friday – but what does it take to get Team GB ready, and what should spectators be watching out for? With Sean Ingle. Help support our independent journalism at theguardian.com/infocus

Michael Safi travels to southern Lebanon where Hezbollah is trading strikes with Israeli forces and one misstep could result in all-out conflict. Help support our independent journalism at theguardian.com/infocus