In the wake of its own scandal almost a decade ago, the Catholic Church in the U.S. says it has reformed its policies for handling sexual abuse allegations and will remove from ministry every priest who is credibly accused of abuse. iStockphoto.com hide caption

The Villages retirement community in central Florida had 8,000 residents in 2000 — now it has 80,000, and it continues to grow. Julia Robertson/www.aeroimaging.org hide caption

George Hussein Obama, the youngest half-brother of President Obama, in Nairobi, Kenya. Stephen Morrison/epa/Corbis hide caption

Marine Sgt. Maj. Robert Breeden, at Camp Leatherneck in Afghanistan on June 12, 2009. Breeden is now home from Afghanistan and trying to stay busy. David Gilkey/NPR hide caption

Janis Ruoff, an assistant research professor of special education at The George Washington University, uses a blackboard in her classroom. Many colleges and universities have turned to learning management systems to help teachers disseminate information electronically. Courtesy of William Atkins/The George Washington University hide caption