Sen. Marco Rubio, R-Fla, is among a bipartisan group of eight senators who this week announced a plan to overhaul the nation's immigration laws. Charlie Neibergall/AP hide caption

itoggle caption Charlie Neibergall/AP

The winding down of the war in Afghanistan and efforts to slice the budget deficit will likely mean more spending cuts for the Pentagon. AFP/Getty Images hide caption

itoggle caption AFP/Getty Images

Eagle Scout Zach Wahls delivers cartons of petitions to the Boys Scouts of America national board meeting in Orlando, Fla., last May, calling for an end to anti-gay discriminatory practices. Helping to carry the cartons are Mark Anthony Dingbaum and Christine Irvine of Change.org. Barbara Liston/Reuters/Landov hide caption

itoggle caption Barbara Liston/Reuters/Landov

The U.S. Department of Agriculture's proposed new rules for school snacks promote healthier options, like the fruits and vegetables served in this Palo Alto, Calif., cafeteria. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

Energy Secretary Steven Chu tours the Vogtle nuclear power plant in Waynesboro, Ga., last year. David Goldman/AP hide caption

itoggle caption David Goldman/AP

When times are tough, that prehistoric urge to splurge on high-calorie treats like M&Ms still kicks in. Daniel M.N. Turner/NPR hide caption

itoggle caption Daniel M.N. Turner/NPR