1. We asked people to look in a mirror and describe what they saw. What they didn’t know was that there were strangers on the other side giving their first impressions.
- 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.