Officer Michael Crowder says his roots are too deep to leave Detroit, but he knows younger officers who were lured away by better pay. Dawn Uhl-Zifilippo hide caption

itoggle caption Dawn Uhl-Zifilippo

The Lafayette Parish Correctional Center in downtown Lafayette, La. By most counts, Louisiana has the highest incarceration rate in the country, but sentencing reformers have loosened some of the state's mandatory minimum sentences and made parole slightly easier to get. Denny Culbert for NPR hide caption

itoggle caption Denny Culbert for NPR

Police investigate the scene of a shooting at 75th Street and Stewart Avenue on Saturday in Chicago. At least 50 people were shot in the city, nine of them fatally, in a wave of violence over the Fourth of July weekend. E. Jason Wambsgans/MCT /Landov hide caption

itoggle caption E. Jason Wambsgans/MCT /Landov

There are signs around the reservoirs in Portland's Mount Tabor Park that warn against putting anything in the water. They apparently didn't dissuade one young man from urinating into the city's drinking supply this week. Randy L. Rasmussen /The Oregonian/Landov hide caption

itoggle caption Randy L. Rasmussen /The Oregonian/Landov

"Too darn funny what a co-worker put on top of her lunch. It was fake of course, but got the point across." Courtesy of Toni Kinnard hide caption

itoggle caption Courtesy of Toni Kinnard

One of the world's rarest flowers has been stolen, Britain's Kew Gardens announced this week. The water lily Nymphaea thermarum is seen here in 2010. Andrew McRobb/AP hide caption

itoggle caption Andrew McRobb/AP