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

Former Attorney General Dick Thornburgh, shown here in 2010, is one former Justice Department official supporting the case of an Albanian witness asking for government protection. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

A buyer tests a Motorola Droid phone in this photo from January. Google purchased Motorola for $12.5 billion, gearing up in a patent war that has seen corporations try to pummel their competitors. Julie Jacobson/AP hide caption

itoggle caption Julie Jacobson/AP

Undocumented Guatemalan immigrants in Mesa, Ariz., are searched before boarding a deportation flight to Guatemala City in June. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Attorney General Eric Holder Nicholas Kamm/AFP/Getty Images hide caption

itoggle caption Nicholas Kamm/AFP/Getty Images

NYPD Deputy Commissioner for Intelligence David Cohen (far left) stands with other city officials to announce a foiled terrorist plot against a New York synagogue on May 12. Mary Altaffer/AP hide caption

itoggle caption Mary Altaffer/AP