>> i think it could well have been russia. but it could have been other countries. a lot of people interfere. i think it's been happening for a long time. it's been happening for many, many, years. i this have to mention, is that barack obama found out about this, in terms of if it were russia, found out about it in august. they say he choked. i don't think he choked. i think what happened, he thought hillary clinton was going to win the election. and he said let's not do anything about it. >> reporter: u.s. intelligence agencies have concluded that russia did try to interfere in the 2016 election. they did not point fingers at any other countries. this is one of the vexing challenges as trump continues on the tour abroad. the other thing is how to handle the afwregs from north korea. the president said he's not