Fighting for Abidjan escalates, Gbagbo digs in

Troops loyal to Ivory Coast's Alassane Ouattara were engaged in fierce gun battles Friday in the commercial capital Abidjan with forces belonging to strongman Laurent Gbagbo in their final push for control of the country. Images of smoke rising in the sky near the presidential palace and of armed men hiding in the deserted streets of the city. Duration: 00:47.