UK troop deaths in Afghanistan 'a difficult week'
Three British servicemen have been killed in separate incidents in Afghanistan.
On Friday night an airman from the Royal Air Force died in a traffic accident near Camp Bastion in Helmand Province.
A Royal Marine from Forty Commando also died yesterday while on foot patrol in Sangin.
And a soldier from the Royal Dragoon Guards was killed in an explosion on Saturday morning. Their families have been informed.
Lieutenant Colonel James Carr-Smith, the British military spokesman in Helmand province, told BBC News it had been a difficult week for troops in the country.