Blind into battle
Early every morning through the spring of 2002, US troops at Bagram airfield on the Shomali plains north of Kabul assembled on a makeshift parade ground. After the daily briefing, an officer announced the number of days since 9/11, read a short obituary of a victim of the attack and reminded the troops of their mission: to capture or kill those responsible for the worst terrorist strike ever in the US. Only a year previously, Bagram had been captured by the Taliban, who then exercised nominal control over 80 per cent of Afghanistan. Reduced to bombed-out buildings and a potholed, unusable airstrip, it was of limited strategic importance. Within weeks