U.S. Army Capt. Tejdeep Singh Rattan, wearing a turban, stands with other graduates as they sing "The Army Goes Rolling Along" during a U.S. Army officer basic training graduation ceremony at Fort Sam Houston in San Antonio on Monday. Darren Abate/AP hide caption

Scientists have discovered that at 7 months old, children respond to human voices and emotions in much the same way adults do. iStockphoto.com hide caption

Inmates sit in crowded conditions at California State Prison in Los Angeles. Like many California prisons, L.A. County jails are releasing prisoners early — before serving their entire sentences — because of budget constraints. AP hide caption

In April 2008, Qiao Ming picks out 2007 tax forms at the Illinois Department of Revenue in Springfield. Some people prefer to do their own taxes, while others take comfort in using a professional. Seth Perlman/AP hide caption

Scott Rudder (center) takes a welding class at Chicago's Dawson Technical Institute in hopes that his new skills will help him land a job. Cheryl Corley/NPR hide caption