in a little bit more than two hours from now, the plane carrying pope francis scheduled to touchdown at joint base andrews outside of washington, d.c., and that is where our correspondent jim sciutto is right now. and jim, set the scene for us. who is going to be greeting the pope when he lands? >> well, let me give you the range of the people greeting the pope. arriving now is the high school band from dematha high school, and he is going to meet about 300 of the children there, and the pope is very interest ed to meeting the young people, and right next to them you will have the president and the vice president and the daughters and granddaughters to greet the pope. and this is the first time that the president and the vice president have ever come here to meet a world leader here to give