Participants work on their techniques and safety procedures during a suspended-scaffolding training class in New York. Construction incurred the most fatal injuries of any industry in the private sector in 2009, according to the Labor Department.
In his first and only televised comments thus far on the Libya crisis, President Obama stopped short of calling for leader Moammar Gadhafi to leave. That's a stark contrast to Obama's response to the crisis in Egypt. Just one week after protests began in that country, Obama called for the Egyptian government to begin an immediate transition of power.
Jim Watson/AFP/Getty Images
A view of Mogadishu's strategic junction, known as Kilometer 4. While the city is very dangerous, bullets don't fly all the time. When things are calm, people are often out and about, shopping and chatting.
Cows graze at a Horizon Organic farm in eastern Maryland. Even though the milk produced here is deemed organic, a very small percentage of corn used to feed the animals may contain genetically modified material because of unavoidable cross-pollination between genetically modified corn and the organic variety.
For 40 years, the Rothko Chapel in Houston has served as a space for personal contemplation, interfaith dialogue and action for human rights. The sanctuary was created by Mark Rothko, who committed suicide one year before the chapel opened.
Hickey Robertson/The Rothko Chapel