Last week in Gaza, half a million children went back to school after a summer of war. The academic year started late; among other things, authorities had to check buildings for unexploded ordnance and scrub schools that had been used to shelter hundreds of thousands of displaced families.
Among the students returning to class last week was 16-year-old Wala'a Abdelkas, a sophomore from Gaza's al-Bureij refugee camp.
The forecast calls for picture-perfect weather Tuesday in New York City, as world leaders gather to discuss the challenge of a changing climate.
More than 120 leaders, including President Obama, are expected to attend the one-day climate summit, sponsored by the United Nations. They've been instructed to arrive with "bold ideas" to slow the rise in global temperatures.