After a man was arrested in connection with abusive tweets sent to feminist campaigner Caroline Criado Perez, she tweeted:
Just at the police station now about to make a formal statement. There are many more threats to report. #shoutingback
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The FCO updated its travel advice for all destinations across the globe, saying British nationals faced a "heightened threat" of attack.
State-run television KRT showed Kim still using a walking stick as he inspected the airport being constructed in the capital.
The loss is a tragedy for this small tight-knit team that dreams of making the trip into space accessible to travellers not just astronauts.