New Delhi, Aug. 16 -- US President Donald Trump appeared to struggle walking in a straight line as he approached Russian President Vladimir Putin for a highly anticipated meeting in Anchorage on Friday.

The moment, captured by cameras, came just minutes after both leaders landed in Alaska for what is being described as a pivotal and high-risk diplomatic engagement.

In the video, a visibly unsteady Trump walks down the red carpet. The footage, which appears to be slightly fast-forwarded, shows the US President swaying-at one moment veering to the left, and the next swerving to the right as he approaches Putin.

The video quickly went viral on social media.

The summit marks the first face-to-face encounter between Trump and Putin since T...