 The standout for complaints was Frontier, with a complaint ratio more than double the airline with the next highest. Spirit Airlines and JetBlue came in second and third. Alaska Airlines logged the lowest number of complaints. It's about eight minutes now in front of the hour. Here's Nicole Murray. And now, the three big things you need to know. Number one. NATO allies have accused China of providing Russia with military aid amid its war with Ukraine, which Beijing has denied. NATO Security General Jens Stoltenberg.