they are up for re-election. >> the normal answer is nice try. >> they also want to preserve the ground for themselves to have a relationship with whoever does end up winning and this can be awkward if boris johnson isn't the person and he's weighed in on some of these other candidates it makes it trickier for to you maneuver if you're the american president fur going to go in and say who you prefer and that person doesn't end up being the chosen person. >> but i don't think the president can resist. particularly with boris johnson. he sees a lot of similarities, urban, populists with a lot of media savvy as well. he sees perhaps a lot of himself in -- in boris johnson. we'll see if johnson becomes a prime minister how long that lasts. >> and this was i think my favorite moment listening to the press conference. at times these are parallel universe and you forget the president forgets his own history. pretty sharp criticism from london mayor sadiq khan and the