Putin Strike News Today

>> but could that dark path be leading to another russian land grab and where could putin strike next? lets bring in peter brook from the heritage foundation and fiona hill, author of mr. putin operative in the kremlin. i want to start with you, speaking in estonia today, vice president biden tried to reassure natos allies, but you just met with the nato secretary general. how worried is he that the presidents push in crimea is just the beginning? >> he was very concerned. direct response to a q...