Hundreds of high school and college students march from the Lincoln Memorial to the Supreme Court to defend minority and immigrant rights, Washington, D.C., Washington, D.C., Tuesday, October 15, 2013. (Andrew Harnik/The Washington Times)
The Supreme Court, shown Tuesday, Oct. 15, 2013 in Washington, has agreed to consider whether the Environmental Protection Agency overstepped its authority in developing rules aimed at cutting emissions of six heat-trapping gases from factories and power plants. The justices said Tuesday they will review a unanimous federal appeals court ruling that upheld the government's unprecedented regulations aimed at reducing the gases blamed for global warming. (AP Photo/Susan Walsh)
Chief Justice John G. Roberts Jr. presided as the Supreme Court heard oral arguments in a case that could lift restrictions on campaign donations to political parties and candidates. (ASSOCIATED PRESS)