Japanese media said the students were participating in a three-day training program for members of mountaineering clubs from local schools.
"His whole life was an example of focusing on the positive … Not living life in the negative. And that's what we choose to do also."
At least 18 people were injured after an escalator packed full of shoppers at a Hong Kong mall suddenly reversed direction at high speed.
United Airlines faced a backlash after two girls wearing leggings were kept off a flight because a gate agent judged their clothing as improper.
A Reuters reporter saw police detain Alexei Navalny on Moscow's Tverskaya Street and put him in a police truck.