This report is part of "Those Who Serve," an occasional series that looks at those who wear the military uniform during a time of war.
It's early afternoon at a small outpost in eastern Afghanistan, and U.S. Army Sgt. Chris Cunningham, with the 10th Mountain Division, heads into a long, dusty tent to teach Afghan soldiers the basics of map reading.
After the sun sets, American soldiers help Afghan soldiers outside the wire. They pop artillery shells containing what's called an illumination round.
Saying the United States is "deeply concerned by the decision of the Egyptian Armed Forces to remove President Morsy and suspend the Egyptian constitution," President Obama calls on Egypt's military to preserve the rights and safety of its citizens.
Bolivian President Evo Morales is scheduled to land in his home country late tonight, a day after his return journey from meetings in Moscow was disrupted when several European nations withdrew permission for his plane to fly through their airspace.
The delay of more than 13 hours reportedly stemmed from suspicions that Edward Snowden, the former U.S. intelligence worker who leaked secret data, might have been aboard the plane.
A dispute over the names of two new moons of Pluto is highlighting a broader battle over who names what in our solar system and beyond. On one side is the International Astronomical Union (IAU), a venerable consortium of astronomers who have set the naming rules for the better part of a century. On the other side, a growing number of astronomers who feel the IAU has unfairly designated itself as the intergalactic naming police.