Museum: Galileo's fingers, tooth are found   Pa. university students upset about fitness class   US to drop shooting case against Blackwater guard   US says it will drop manslaughter case against former Blackwater guard in 2007 Iraq shooting.   Swine flu may be peaking in U.S.   Guidelines for cancer screening differ by group   Researcher: Faint writing seen on Shroud of Turin   Moderate Dems pivotal in Saturday health care vote   N.Y. gold futures scale new closing record of $1,146.80+   SC lawmakers to take up impeachment of governor   Court filings: Accused spy couple to plead guilty   Planes ready to leave Brunswick, Maine Navy base   Court filings: Accused spy couple to plead guilty   Teen pleads guilty in violent Border Patrol murder   Police: NC girl raped, killed on day she was taken   Wis. mulls Harley-Davidson, cheese microbe honors   Floods devastate UK Lake District, much of Ireland   First Air France A380 reaches New York   Tamiflu-resistant swine flu cluster reported in NC   Gates: US to do its part to slow Afghan corruption