and i'm ken prichard in for ken wayne. >>> thousands of united passengers were left stranded today, and ken da -- and debora talked to passengers caught up in the delay. >> reporter: it's better now than any time in the last 24 hours. the airline and the computers playing catchup all day. >> reporter: from the mouths of babes, the last 24 hours worth wailing about for united airlines and its passengers. this was s.f.o. last night as a massive computer failure planes and stranded travelers. fast forward to this morning, lines incredibly long because even though the technology was humming again, nothing else was. >> when it stops for 5 hours, all the airplanes stopped moving. they are not where they need to be. what they have to do is not only take care of all the passengers being rebooked but they are trying to reposition flight crews and airplanes to be in the right locations also. >> reporter: the boredom, the worry, the fatigue, all easing now. from completely idle to back on their feet. lines are manageable and moving again. >> we had no problems. we checked in online, we are here, a