Test your court knowledge

— -- President Obama has nominated Judge Sonia Sotomayor of New York to succeed retired Supreme Court justice David Souter, who stepped down after nearly 19 years on the bench. Sotomayor, 55 years old and a 17-year veteran of lower courts, is Obama's first nomination to the nine-member high court. He could have more appointments in the near future; five of the justices are age 70 or older. Take the following quiz to test your knowledge of the process.