personal adversary. right now, that is potentially president joe biden, who, of course, was vice president when the former president, barack obama, decided to take a muted action, frankly, when russia annexed crimea pacback in 2014. what is your sense of how u.s. officials are evaluating the way putin is thinking about president biden, and how far is the biden administration willing to go here? what lessons did biden learn from the experience when he was vice president? tgs a fit s a fascinating is. biden and the team around him in the crimea crisis in 2014, the first thing they learned was they did too little, too late, right? that the sanctions they were taken by surprise by the invasion. then is sanctions they put into place went after smaller banks. the idea was to ratchet it up slowly. you heard jake sullivan, the president s national security adviser, say, this time, they re