thank you. dr. patel we have the same fashion sense in choosing maroon shirts. great to see you. want to get to developing news a wave of flight cancellations hits southwest airlines on this holiday weekend. take a look at these lines in denver, stretching on the second floor as thousands of people waited hours to rebook cancelled flights. that must have been frustrating. 2300 southwest flights were cancelled or delayed just yesterday. more than 600 cancelled or delayed so far today as well. that number, obviously, could be climbing. sam brock covering this for us at miami international airport. reporter: denver has had it rough. other airports where southwest has a major presence experiencing this. there s been cancellations