Israel says it will stop bombing targets in Gaza for three hours every day to enable aid to flow through a humanitarian corridor.
Despite heavy fighting and calls for a ceasefire, there is no sign of a let up in the Israeli offensive.
Exports of Russian gas to Europe via Ukraine appear to have completely stopped amid a dispute over gas supplies between the two countries.
Ghana's new president John Atta Mills is set to be sworn in, just days after narrowly winning an election run-off.
The man appointed to replace Barack Obama as Senator for Illinois has been prevented from taking his seat amid allegations of corruption surrounding the selection process.
Cubans are now allowed to build their own homes using private funds, under new reforms introduced by President Raul Castro.