 If you think about how big CrowdStrike is, about 24,000 customers, that means 24,000 organizations who have potentially thousands of computers. And this particular piece of software is an endpoint protection system. So when something like this happens, when they push out a bad update, you can see the damage it's causing. Elsewhere, the Israeli military has blamed human error for an undetected drone explosion in Tel Aviv, killing one and injuring several. Here's Lucy Williamson.