The key challenges facing the U.S. trade agenda in 2011.

The embezzlement case against former French President Jacques Chirac opens in Paris. Deborah Lutterbeck reports.

An elite Carnival group in Rio was greeted by rousing cheers during the annual parade. The Portela group managed to march despite having costumes and floats destroyed by fire a month earlier. (March 7)

Rebels prepare to defend key oil town of Ras Lanuf in Libya, as the EU becomes increasingly concerned about its citizens still in the country

On a visit to Derby, George Osborne has said he would like Britain to start 'making things again'.

Speaking after a meeting with Australian Prime Minister Julia Gillard, President Barack Obama said the U.S. and its NATO allies are still considering a military response to violence in Libya. (March 7)

U.S. Defense Secretary Robert Gates said says that both the U.S. and Afghan governments agree the American military should remain involved in Afghanistan after the planned 2014 end of combat operations, unlike the agreement with Iraq. (March 7)

Erica Hill talks to Sen. John McCain (R-Ariz.) about his support for a no-fly zone in Libya.

Libyan state television has denied reports that Muammar Gaddafi tried to strike a deal with the rebels that would have seen him step down.

Opposition leaders in Libya establish a shadow government as they try to develop a plan.

Prof. Fouad Ajami tells CNN's Anderson Cooper that the Libyan opposition forces want and need international help.

How is Obama handling Libyan conflict?

US President Barack Obama on Monday said NATO is considering a number of options to stop the violence in Libya, including military action.

A car bomb blast in the eastern city of Faisalabad in Pakistan has killed at least 20 people and wounded more than 100. The Pakistani Taliban say they triggered the explosion and they were targeting a spy agency office.