In 1985, Chris Turner was convicted of the murder of Catherine Fuller. After spending decades in prison, Turner is now out on parole; he maintains his innocence. He is shown here in his childhood neighborhood in Northeast Washington, D.C., about 100 yards away from what was Fuller's home.
Workers at the Fukushima Dai-ichi nuclear power plant spray a substance to help reduce dust on April 1. Experts say it's likely that workers at the plant could have reduced the severity of the accident if they had made different decisions during the crisis.
A Marine walks along a mud wall while conducting a search and clearing operation in Afghanistan's Helmand province, as the dust from a wheat thrashing machine falls like snow.
Franklin County, Mo., detectives sort through evidence during a raid of a suspected meth house in Gerald, Mo., on Sept. 2, 2010. Facing budget cuts, police forces from several states are training to handle meth lab cleanups rather than hiring trained cleanup crews. In 2010, Missouri had 1,950 meth lab busts and seizures.