Why was the Ebola outbreak able to spread so quickly? We speak to the co-chair of the Independent Panel for Pandemic Preparedness and Response about Ebola testing shortfalls in the Democratic Republic of Congo.

Also on the programme: we examine the relationship between Russia and China as Vladimir Putin fails to reach a gas pipeline deal during a visit to Beijing. Plus, we hear why the Tyrannosaurus Rex had such short arms.

(Picture: A health worker takes the temperature of an M23 rebel in Goma, North Kivu province of the Democratic Republic of Congo. Credit: Arlette Bashizi/Reuters)