Kim Jong Un's bodyguards are Back

Earlier Kim rejected to have a meet at Singapore because of security reasons.
Later Trump cancelled the meeting. Now Kim has the high security by his guards surrounding him at the city center.

Unprecedented security measures likely to surround North Koreas leader Kim Jong In at summit

"Kim takes big gamble leaving North Korea"
As far as we know, his father only travelled by train, he scared of assassination. Kim, until his recent summit with SK president, usually hunkered down behind his security services, or made short trips to China.