Soldiers with the U.S. Army's 1-320 Field Artillery Regiment, 101st Airborne Division shield themselves from the dust as a Medivac helicopter takes off outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. One soldier lost his leg and another was hit by shrapnel after an Improvised Explosive Device (IED) blew up during a patrol near the base. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY IMAGES OF THE DAY)
Soldiers with the U.S. Army's 1-320 Field Artillery Regiment, 101st Airborne Division shield themselves from the dust as a Medivac helicopter takes off outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. One soldier lost his leg and another was hit by shrapnel after an Improvised Explosive Device (IED) blew up during a patrol near the base. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY IMAGES OF THE DAY) © REUTERS | REUTERS
A pair of bloody sunglasses lie on the ground after an Improvised Explosive Device (IED) exploded injuring two US Army soldiers just outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY)
A pair of bloody sunglasses lie on the ground after an Improvised Explosive Device (IED) exploded injuring two US Army soldiers just outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY) © REUTERS | REUTERS
A soldier with the US Army's 1-320 Field Artillery Regiment, 101st Airborne Division shouts instructions after an Improvised Explosive Device (IED) exploded just outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. One soldier lost his leg and another was hit by shrapnel after an IED blew up during a patrol near the base. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY)
A soldier with the US Army's 1-320 Field Artillery Regiment, 101st Airborne Division shouts instructions after an Improvised Explosive Device (IED) exploded just outside Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 30, 2010. One soldier lost his leg and another was hit by shrapnel after an IED blew up during a patrol near the base. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY) © REUTERS | REUTERS
U.S. Army soldiers, 1st Sgt Buddy Hartlaub (standing) and Private 2nd Class Elisha Burge (R) with the 1-320 Field Artillery Regiment, 101st Airborne Division, test fire a mortar at Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 29, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY)
U.S. Army soldiers, 1st Sgt Buddy Hartlaub (standing) and Private 2nd Class Elisha Burge (R) with the 1-320 Field Artillery Regiment, 101st Airborne Division, test fire a mortar at Combat Outpost Nolen in the Arghandab Valley north of Kandahar July 29, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY) © REUTERS | REUTERS
A hearse carrying the flag drap coffin of British Army Sapper Mark Smith of 36 Engineer Regiment is driven past a chaplain after arriving from Afghanistan at RAF base Lyneham July 29, 2010. Smith was killed on July 26 in a suspected friendly-fire incident. REUTERS/Cpl Steve Wood/MoD/Crown Copyright (BRITAIN - Tags: CIVIL UNREST MILITARY OBITUARY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS
A hearse carrying the flag drap coffin of British Army Sapper Mark Smith of 36 Engineer Regiment is driven past a chaplain after arriving from Afghanistan at RAF base Lyneham July 29, 2010. Smith was killed on July 26 in a suspected friendly-fire incident. REUTERS/Cpl Steve Wood/MoD/Crown Copyright (BRITAIN - Tags: CIVIL UNREST MILITARY OBITUARY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS © REUTERS | REUTERS
A teddy bear sits in a pushchair as the cortege carrying Sapper Mark Antony Smith of 36 Engineer Regiment, Corporal Matthew Stenton of the Royal Dragoon Guards and Lance Corporal Stephen Monkhouse of the 1st Battalion Scots Guards is driven through the town of Wootton Bassett after their repatriation ceremony at RAF Lyneham in western England, July 29, 2010. The three servicemen were killed in Afghanistan over the last week. REUTERS/Andrew Winning (BRITAIN - Tags: POLITICS CONFLICT MILITARY)
A teddy bear sits in a pushchair as the cortege carrying Sapper Mark Antony Smith of 36 Engineer Regiment, Corporal Matthew Stenton of the Royal Dragoon Guards and Lance Corporal Stephen Monkhouse of the 1st Battalion Scots Guards is driven through the town of Wootton Bassett after their repatriation ceremony at RAF Lyneham in western England, July 29, 2010. The three servicemen were killed in Afghanistan over the last week. REUTERS/Andrew Winning (BRITAIN - Tags: POLITICS CONFLICT MILITARY) © REUTERS | REUTERS
Soldiers with the US Army's 1-320 Field Artillery Regiment, 101st Airborne Division take a break in a compound during a patrol in the village of Saidon Kalacheh in Arghandab Valley north of Kandahar July 28, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY)
Soldiers with the US Army's 1-320 Field Artillery Regiment, 101st Airborne Division take a break in a compound during a patrol in the village of Saidon Kalacheh in Arghandab Valley north of Kandahar July 28, 2010. REUTERS/Bob Strong (AFGHANISTAN - Tags: CONFLICT MILITARY) © REUTERS | REUTERS