young as three to six months old. >> they're now being released on their own recognizance which means given authorization to travel and reunite with family members in the united states. >> reporter: it's this weekend's transport of the undocumented children that has called the entire operation into question. a spokesman for homeland security tells cnn the number of undocumented children crossing the u.s.-mexico border by themselves has increased substantially, calling it a crisis situation. officials say at least 60,000 children will try to cross into the united states this year alone. we should add that the influx of children coming into the united states without their parents actually has nothing to do with u.s. immigration policy. immigration attorneys will tell you that it has all to do with violence in central america. christi, victor? >> rosa flores, thank you so much. did you see the lightning? did you hear the thunder?