russian practice of deception. again, he may be trying to intimidate the west into backing off. he may be using this, in fact, for an invasion but he may be doing it as much to try to create fear within ukraine so they may withdraw their request of nato. certainly this would be the case if they were to invade but also could be done because they're trying to create a deception campaign to achieve those ends we talked about earlier. >> david sanger has a new piece in the "new york times" on the different ways that russia could attack ukraine. sanger writes, an invasion could take many forms. one nationwide aatttattack, a s of bites that dismantle the country, piece by piece, or a python-like squeeze, mr. putin might be betting that he can