Corrections officer Sgt. Charles Galaviz secures an inmate for transfer with handcuffs and shackles Jan. 24 at the Lexington Assessment and Reception Center, in Lexington, Okla. Overtime is mandatory for correctional officers in the state's prisons, which have a manpower shortage of about 33 percent and the highest inmate homicide rate in the country. Sue Ogrocki/AP hide caption

itoggle caption Sue Ogrocki/AP

Workers walk inside the LyondellBasell oil refinery in Houston in 2013. Lower oil prices are stoking fears of an economic decline in the region. Donna Carson/Reuters/Corbis hide caption

itoggle caption Donna Carson/Reuters/Corbis

Uzuri Pease-Greene, right, leads a walk through the public housing complex in the Potrero Hill neighborhood of San Francisco where her family lives. She is working to have the old buildings replaced. Talia Herman for NPR hide caption

itoggle caption Talia Herman for NPR

Abortion rights opponent Brian Normile of Beavercreek, Ohio, holds up a poster during a prayer vigil outside Planned Parenthood in Washington, D.C., in January. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images

"I knew why they chose Rosa" Parks instead of her as a symbol of the civil rights movement, Colvin says. "They thought I would be too militant for them." Julie Jacobson/AP hide caption

itoggle caption Julie Jacobson/AP

Arizona commission attorney Mary O'Grady (left) and Stephen Miller, a city council member, point to a possible redistricted map in 2011. Ross D. Franklin/AP hide caption

itoggle caption Ross D. Franklin/AP

About 1 in 3 patients with dementia who live in nursing homes are being sedated with antipsychotic drugs, the GAO says. Outside nursing homes, about 1 in 7 dementia patients are getting the risky drugs. Wladimir Bulgar/iStockphoto hide caption

itoggle caption Wladimir Bulgar/iStockphoto

Artist Nelson Shanks' 2005 portrait of former President Clinton, which hangs at the Smithsonian Institution's National Portrait Gallery. National Portrait Gallery, Nelson Shanks/AP hide caption

itoggle caption National Portrait Gallery, Nelson Shanks/AP