 From Colette, with guided travel experiences across all seven continents, Colette tours are designed by travelers for travelers. Local guides lead the way, immersing curious travelers in different cultures. Online at gocolette.com. And from the sustaining members of this NPR station. It's Morning Edition from NPR News. I'm Michelle Martin. And I'm A. Martinez. Five years ago, huge and sometimes violent street protests broke out in Hong Kong.