Transcript for Protests against President Trump continue in Scotland while he prepares to meet Putin

And we binonight with the sprint to the high-stakes summit betweensident trump and Russian leader Vladimir N. The president golfing that his seasottish resor turnberry. The final stop of a four-day to of the uk he's dismissing calls to cancel on Putin. After special counsel Robert Mueller's team announced the indictments of 12 runs the president insisting on Twitter, the meeting will go on, and inst attacked esident Obama for doing nothing to stop the Russians. It's a critical showdown with E world watching. E centraluestion tonight, how F will trump push Putin for answers? ABC's tarameur coverage tonight in Helsinki. Reporter: In Scotland ators protting president P's visit on the ground and in the air. This paraglider flying over trums turnberrresort with sign reading, "Trump: Well below par." E presidenis in the rough on his golf course, staying out of the spotlight, as the clock winds downhis high-stakes meeting wi Russian president Vladimir Putin. I Thi iould have a very relationship with pdent Putin if we spend time together. Y be wrong you kn, other people have that it didn't work out. But I'm differenom people. Reporter: Sources tell ABC neru winging H meeting with the Russian president, comparing his approach to his lack of prfor the g7 hangov the summit, a federal indictment of 12 Russians for hag the 2016 ion. U.S. Officials saying the hack was authoredy Putin himself. Now, some lawmakers are calling on trump to cancel the summit. If he and his team are not willing to make the subject is indictment of Russian terference a top priority in the Helsinki meeting, then the meeting sh bnceled. Reporter: Says he will bring up election meddling, but he admits there's only so much he canif Putin denies involvement. Hy deny it. I mean, it's one of those INGs. All I can do is say, did you and don't do it again. Bu may deny . You'll be the first to know. That federal itm still Putin and the president responding on Twitter today, Tara. Reporter: Tom, president trump is blaming the esident Obama, say W didn't Ty something about this before the election, especially when it was reported that presidentma was informedthe FBI in stember before the election. Now according to a report in "The New York ti president Obama was worried if he mentioned election meddling ump woulday the election was rigged. Ta, thank Y. Much more on the high-stakes summit when Jon Karl interviews John boltomorrow on hi week we'll have complete ABC news cog. Next tonight, police in Miami they thwarted a deadly

This transcript has been automatically generated and may not be 100% accurate.