annual g 7 summit. chief national affairs correspondent jeff zeleny is up bright and early traveling with the president in brussels. the white house is laying out expectations for the nato summit. what are you hearing behind the scenes? reporter: well, good morning. president biden is going to be arriving here to nato. as you said, it s his first time here as commander in chief but not to nato overall. he s carrying the message he s been delivering throughout his european tour of america is back. of course, no place like here at nato is that america first agenda from the former trump era still echoing. of course, it was some three years ago right here where president trump threatened to withdrawal from the military alliance. that s ancient history, at least for now. there are questions about the commitment of the u.s. but president biden made a brief reference to this yesterday as he traveled here to brussels. we do not view nato as a sort of protection bracket. we believ