But earlier,Buzz Aldrin the second man to walk on the moon took part in a NASA news conference where he pushed for a new round of space exploration, with the goal of sending astronauts to Mars.

VOA: standard.2009.07.20

This week in our series, Maurice Joyce and Frank Oliver continue the story of the man who served as America's twenty-second and twenty-fourth president, Grover Cleveland.

VOA: special.2010.06.24

EDITOR: "We're about to accuse Haldeman -- who only happens to be the second most important man in this country -- of conducting a criminal conspiracy from inside the White House.

VOA: special.2009.04.20