 9.45, I'm Kyle Cooper. And I'm John Aaron. The widespread IT outage we've been telling you about this morning continues to disrupt flights around the world on what would normally be a busy summer travel day. The global breakdown of CrowdStrike security software is having a ripple effect on airline travelers, as United and Delta are just two of the airlines who halted flights. CBS News travel editor Peter Greenberg joined us earlier from Amsterdam's Schiphol Airport to talk about how big of a problem this really is for airlines.