Grenadiers prepare for duty

Grenadier Guards check their weapons before deployment Credit: Meridian Tonight

The Grenadiers' regiment has suffered some of the most high profile losses since the war against the Taliban began. But tonight 140 of the unit's officers and guardsmen from Aldershot are preparing to return to Afghanistan.

Divya Kohli caught up with some of the troops as they prepare for a six month tour of Helmand Province.