>> dana: get this. at the height of the summer travel seasons flight delays stranding people. american airlines canceling as many as 500 flights, delaying hundreds of others, spirit canceling 300 flights, a third of its operation, so what's to blame? steve harrigan is live at the international airport in atlanta where passengers had to be furious, steve. >> they are keeping their tempers right now in line. when you talk to some of these people they've been trying to get home since sunday. now tuesday morning. this line for spirit airlines stretches down here around the corner, then all the way around back as well. spirit's cancellations up to 440 flights sunday and monday. as you mentioned american also 500 flights. 17% of their entire schedule. the reasons for the cancellations aren't all that