10. A quick explanation of Black Pete:
In the folklore and legends of the Netherlands and Belgium, Zwarte Piet (meaning Black Pete) is a companion of Saint Nicholas whose yearly feast in the Netherlands is usually celebrated on the evening of 5 December (Sinterklaas-avond, that is, St. Nicholas Eve) and 6 December in Belgium, when they distribute sweets and presents to all good children.
- Athletes probably won't break records at the Rio Olympics. In most events, top performers have already reached the limits of human biology, scientists say.
- Some Bernie-or-Busters protested Hillary Clinton's DNC speech, but a tightly organized plan — from chants to secret allies — kept heckling off TV.
- Sixteen people have died after a hot air balloon crashed in Texas.