Pierre Krahenbuhl - Director of Operations, International Committee of the Red Cross

The International Committee of the Red Cross (ICRC) is pulling some of its international staff out of Afghanistan, following a murderous attack on its Jalalabad compound. It's an unprecedented move in three decades of ICRC operations in Afghanistan. Stephen Sackur speaks to Pierre Krahenbuhl, the ICRC's operations director. Is his organisation being overwhelmed by the danger and complexity of modern conflict?