A hostage crisis after a massacre at a Kenyan shopping mall enters its third day.
A NY Times war photographer happened to be there when it all started (warning: graphic images).
The FBI is investigating reports that Americans are among the attackers.
President Obama says fight for guns laws "Ought to obsess us."
Syria meets its first chemical-disarmament deadline.
A look ahead at this week in Congress.
2 House Republicans leave a bipartisan immigration-reform group.
DIY bike lanes in NYC.