those channels. >> so relieved that they're alive, but still a lot of work to do. jonathan miller there in thailand for us. thanks very much. ahead of the nato summit next week, president trump is setting the tone, issuing a strong warning to america's closest allies. in a series of letters, mr. trump demands nato partners increase their defense spending or face a shift in u.s. military priorities in europe. the letter to german chancellor angela merkel was particularly critical. in it, the president complained the chancellor is hurting the alliance by underspending on defense. he claims that germany is setting a bad example for other countries. to discuss this now, i'm joined by micah allen. he served as a director on president george w. bush's national security council. cnn national security analyst, also serving on the national security council under both presidents bush and obama. and cnn senior political correspondent michelle kosinski. michael, u.s. presidents, both democrats and republican, in the past have complained to nato