>> america remembering senator john mccain. in a way only reserved for presidents. peter doocy outside the national cathedral. >>reporter: during a 2 and a half hour long ceremony at the national cathedral. the late senator john mccain was respectfully remembered as someone was expressed as a lawmaker and prisoner of war and a father created a worldview to only ever do what he wanted to do. colleagues and rivals alike lined up to salute him one last time even though many of them made clear they didn't always agree with him. >> he was honest. the matter whom it offended. presidents were not spared. [laughter] >> the 44th president barack