1. Kids across Russia went back to school on Monday. This is how one Moscow school welcomed them back.
Which would be funny and strange, but on the first day of school nine years ago, Islamist rebels took more than 1,000 people hostage at a school in the southern city of Beslan. A subsequent raid killed 334 people, including 186 children. There are no official ceremonies to mark the tragedy.
- Physicists have found gravitational waves: wrinkles in space-time that could open up a new way to see the universe 🔭
- NATO is sending boats to the Aegean Sea to try to help combat the migrant and refugee crisis.
- Time for Democratic presidential debate number six: Hillary Clinton and Bernie Sanders will face each other in Wisconsin tonight 🇺🇸