behind the scenes, that storm is worrisome. in this delta control tower, they make sure jets are fueled and fixed and watch the weather knowing that northeast storm at the peak hour for thanksgiving travel can disrupt the entire country. we always look at the weather. we look toward the sky. it can be our best friend and biggest challenge. it s all interconnected. a problem in one area ripples through the whole system? absolutely. reporter: they expect to handle an extra 10,000 bags. 20,000 sunday, the busiest flying day for delta. some flights have already been canceled. all the airlines have these apps. you can try and rebook yourself. go to a gate that s less crowded. all the agents have the same network computer. david kerley, abc news, atlanta hartsfield airport. weather conditions expected to get worse throughout the day. accuweather s justin povick tracking it for us. thanks. a big storm system here on the busiest travel day of the year. snow will be blossoming and
worrisome. in this delta control tower, they make sure jets are fueled and fixed and watch the weather knowing that northeast storm at the peak hour for thanksgiving travel can disrupt the entire country. we always look at the weather. we look toward the sky. it can be our best friend and biggest challenge. it s all interconnected. a problem in one area ripples through the whole system? absolutely. reporter: they expect to handle an extra 10,000 bags. 20,000 sunday, the busiest flying day for delta. some flights have already been canceled. what happens if your flight is canceled? all the airlines have these apps. you can try and rebook yourself. go to a gate that s less crowded. all the agents have the same network computer. david kerley, abc news, atlanta hartsfield airport. weather conditions expected to get worse throughout the day. accuweather s justin povick tracking it for us. thanks. a big storm system here on the busiest travel day of the year.