Up All Night - 04/07/2010

At least two hundred and thirty people were killed in the Democratic Republic of Congo when an overturned oil tanker exploded and set fire to parts of a village near the border with Burundi. Theodore Trefon a historian who's been following Congolese affairs for twenty five years gives an extensive analysis of the background to such repeated accidents in Congo. Cuban doctors treating a political dissident who's on hunger strike say he's in danger of dying, despite their efforts to keep him alive. BBC's correspondent in Havana Michael Voss is on the story. So Serena Williams powered through to yet another singles title and Jeff Tarango and Helen Skelton gives their unique take on Saturday at the Wimbledon tournament.