there. and according to witnesses, the plane made a crash landing. they also said they saw the plane spin around like a top. important to clarify. not a flip in the air, but spun around like a top. i want to get to cnn s richard quest now. richard, this airplane is located i mean, this airport is located about 12 miles from san francisco, downtown san francisco proper. one of the 30 busiest airport airports worldwide. 37 million people flying through this airport. obviously a very proficient airport, and for this to happen on a saturday afternoon obviously tragic. we don t know exactly what went wrong here, but obviously something did. oh, absolutely. and what we can say, of course, is san francisco, like l.a.x., they are the major asian pacific gateways for the united states. looking at the pictures now, hearing what jim tillmon said,