Failed talks and the killing of yet another aid worker highlight the growing humanitarian crisis in the Horn of Africa.
Hamas says that Gilad Shalit could be released in a week, but terms of a deal with Israel keep shifting.
The US bid to promote a fourth round of sanctions may get lost amid sharp dispute over Russian military action in Georgia.
Moscow has gained leverage, threatened Georgia's pro-West leader, and bolstered national pride.
Georgian President Mikheil Saakashvili's failed attempt to retake South Ossetia may cost him dearly in Georgia, one of the strongest US allies in Russia's backyard.
The war broadened Monday as Russian troops moved beyond rebel provinces into Georgia proper.