way home. cnn, lion. -- cnn london. >> for more on the three girls including the list of what they wanted to pack for the trip, head to our website any time at cnn.com/world. the open letter almost four dozen republican snares sent iran has triggered a war of words at homes. democrats blasting the move. and as michelle kaczynski reports, the white house also has something to say. >> reporter: the white house today let loose on senate republicans' open letter to iran as reckless irresponsible, misguided, a blatant, flagrant partisan attempt to interfere. vice president biden pen a lengthy, angry statement of his own calling the senate letter beneath the dignity of an institution i revere. just as the senators tried to school iran on their role in foreign policy. biden schools them on the myriad agreements signed through the centuries that did not require