3. Flying in space means moving from orbit to orbit.
And to do so, you need to change your velocity.
- The men who attacked Istanbul's main airport on Tuesday, killing 44 people, were from Russia, Uzbekistan, and Kyrgyzstan.
- The Pentagon is repealing its ban on transgender people serving openly in the U.S. military.
- Adnan Syed, whose murder conviction was a subject of the "Serial" podcast, is getting a new trial.