down hard on bad behavior, rolling out a national public information campaign. >> these events need to stop and we are working very hard to do that. >> reporter: delta airlines and the nation's biggest flight attendant's union have called for a single no-fly list that would ban people from traveling on any u.s. airline if convicted of an on-board disruption. >> i have to be really clear it is not something we can accept as a new normal. >> reporter: a group republican senators while condemning the bad behavior opposes the no-list, saying it would equate them to terrorists. but delta says they want to ensure that individuals who have endangered the safety and security of our people do not go on to do so on another carrier. >> tom costello reporting. a reminder from us, be extra kind to your flight attendant as you are in the skies. it is always a tough job, but especially now as they're taking