The US generals were to travel to the site of a contentious US missile-defense system in South Korea later Tuesday.
Hong Kong police estimated 22,000 people had shown up at the height of the protest.
Pyongyang tested two intercontinental ballistic missiles (ICBM) last month that appeared to bring much of the US within range.
Search and rescue efforts are underway in coordination with local authorities.
North Korea's rapid progress in developing nuclear weapons and missiles capable of reaching the US mainland has fueled a surge in tensions.
The intense rhetoric on from US and N Korea has raised fears of a miscalculation leading to catastrophic consequences.
A scathing letter of reference by the previous company had cost Ramesh Krishnan the chance to join another firm.
Caning is a punishment dating back to British colonial rule in Singapore and involves being flogged with a rattan stick.
Tensions have been mounting since the North tested two intercontinental ballistic missile tests last month.