A TSA agent checks a bag at a security checkpoint area at Midway International Airport last month. The new federal government guidelines on racial and religious profiling won't apply to the TSA. Nam Y. Huh/AP hide caption

itoggle caption Nam Y. Huh/AP

John Lewis (left) and Stuart Gaffney embrace outside San Francisco's City Hall shortly before the U.S. Supreme Court ruling cleared the way for same-sex marriage in California in June. Noah Berger/AP hide caption

itoggle caption Noah Berger/AP

In August, Attorney General Eric Holder told federal prosecutors to no longer hit low-level drug offenders with charges that carry mandatory minimum sentences. But it's not yet clear how broadly that directive is being interpreted. Stephen Lam/Reuters /Landov hide caption

itoggle caption Stephen Lam/Reuters /Landov