From ukraine in terms of russian tactics literally for decades. >> for decades. and we remember that president putin did something like this in 1999. this brought him to power when the fsb again killed like 300 russians in an apartment complex. in chechnya and that set off the chechen war. he's done this before. the other person, the other possibility, there's been a small not well known group of anti-putin russians that have claimed responsibility for this. so beth is exactly right. too soon to say, but there's a lot of questions. >> and what do you make of russia's very quick nailing down an...