text:  Businesses and services around the world are slowly recovering from the massive IT problems which caused widespread disruption on Friday. The cyber security firm CrowdStrike, which triggered the problems with a faulty software update, has issued a new apology saying it understands the gravity and impact of the failure. The company says the bug has been fixed. It's promised to be open about what happened. More details from Emma Vardy, who's at the CrowdStrike headquarters in Texas.