there is no doubt they re going to bounce back but they need help. the words of president obama today as he toured the devastation in oklahoma following last week s tornado. he promised that help is on the way. we begin with vanita nair who is in moore. reporter: his first look at the devastation was from high above. but this amount of destruction looks different on the ground. obviously the damage here is pretty hard to comprehend. our heart goes out to the families who have been impacted including those who have loved ones who were lost. reporter: president obama walked through what is left of moore, oklahoma. 12,000 homes were damaged by the tornado, 1,200 of which were instantly leveled. i m just a messenger here today letting everybody here know that you are not alone. that you ve got folks behind you. reporter: after touring the neighborhoods, the president had the grim task of seeing the school. seven third graders died at plaza towers elementary. principal a