Ragtag rebel forces try and force an end to the 42-year reign of Libyan leader Moammar Gadhafi.
Sara Sidner reports from Tripoli as rebels celebrate what they believe is the collapse of the Gadhafi regime.
Screen Gems Television
Library of Congress
Patrick Aventurier/Getty Images
Maddie Meyer/Getty Images
Sebastião Salgado via Wikimedia Commons
U.S. Marine Corps
CDC Public Health Image Library
Theo Wargo/Getty Images for Tony Awards Productions
Sign up for Breaking News, Daily Headlines, Severe Weather Alerts & more!