can even rebook. but just looking at just look now at the never ending line of people on your screen right now, snaking through atlanta s airport at the southwest counter. passengers are being told to expect even more delays and cancellations. the travel nightmare has caught the attention of the transportation department and investigating if southwest could have better handled the cancellations. the president of southwest pilots association tells cnn that a meltdown like this has been brewing for some time. weather was just the tipping point. we have cnn correspondents nick valencia and gabe cohen standing by. and let s start with gabe at baltimore washington international which is one of the worst effected airports. gabe, describe for us how bad things are where you are and how many more flights are grounded today? reporter: well, the situation seems to get worse and worse for southwest passengers. the airline canceling roughly 62% of their flights today. close to 2500 o