A camera is mounted on a building near Temple University in Philadelphia. Humberto Fernandini, with the company that owns the building, says the owners plan to register their cameras for the police department's new program. Elizabeth Fiedler for NPR hide caption

itoggle caption Elizabeth Fiedler for NPR

A Liberian immigrant picks African peppers on the Bowling family farm in Charles County, Md. It's one of a handful of farms experimenting with growing African produce to cater to the D.C. region's large African immigrant community. Marina Dominguez/NPR hide caption

itoggle caption Marina Dominguez/NPR

Deputy Defense Secretary William Lynn (left) presents Gen. David Petraeus with an American flag at his retirement ceremony after 37 years in the Army, in Arlington, Va., on Wednesday. Petraeus will now lead the CIA. Saul Loeb/AFP/Getty Images hide caption

itoggle caption Saul Loeb/AFP/Getty Images

Employees at Barber's Farm in Middleburgh, N.Y., shovel muddy tomatoes left in the wake of flooding from Hurricane Irene. Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR