The head of cybersecurity firm, CrowdStrike, has apologised after a faulty software update caused disruption to transport, healthcare and businesses around the world. We ask how global tech infrastructure can make us vulnerable to massive failures.

Also in our programme: the International Court of Justice has said Israel's continued presence in the occupied Palestinian territories is illegal and should come to an end as rapidly as possible; and we hear from a pastor who spoke at the Republican National Convention in Milwaukee.

(Photo: mass IT outage hits companies and infrastructure around the world. Credit: Leung Man Hei / Shutterstock)