Daily planet: Rebel euphoria fades

• Seif al-Islam Gadhafi, one of Moammar Gadhafi's sons who Libyan rebels claimed Sunday to have detained, shows up Monday at Tripoli hotel used by foreign journalists, putting rebel claims in doubt. (Washington Post)

• Libya rebel euphoria fades as Tripoli fighting spreads. (New York Times)

• Lessons of the Libya endgame: democracy takes years to build. (NYTimes.com)

• Libya inspires the Arabs. (Marc Lynch)

• Iranian "admits" Mossad trained him to assassinate Iranian scientist. (DPA)

• Japan's Prime Minister Naoto Kan is likely to resign. (New York Times)

• New York prosecutors expected to drop charges today against Dominique Strauss-Kahn. (CBS/AP)