Newsgallery
Yorkshire Regiment takes part in world's largest 'laser quest' training exercise
Alma Company 1st Battalion of the Yorkshire Regiment get together for a group photo before setting off to take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire1 of 30 
A laser sensor bolted on the cuppola of a Challenger 2 tank forming part of the Tactical Engagement System (TES) equipment as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire (Image: Ben Birchall/PA Wire)2 of 30 
Alma Company 1st Battalion of the Yorkshire Regiment take up a fire position while taking part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire3 of 30 ![]()
A soldier from 1 Yorks wearing a Tactical Engagement System (TES) as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire4 of 30 ![]()
Soldiers breaching a building as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire5 of 30 ![]()
Soldiers from 1 Yorks exercise as they prepare for the Tactical Engagement System (TES) phase of training on exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire6 of 30 ![]()
A soldier from 1 Yorks wearing a Tactical Engagement System (TES) as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire (Image: Ben Birchall/PA Wire)7 of 30 ![]()
A view through a rifle scope during laser zeroing as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire8 of 30 ![]()
Soldiers capturing a simulated prisoner of war as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire9 of 30 ![]()
British Army soldiers, acting as an enemy force, wake up after sleeping by their vehicles as they take part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire10 of 30 ![]()
British Army soldiers, acting as an enemy force, hand wash clothes after nights in the field as they take part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire11 of 30 ![]()
A British Army soldier, acting as an enemy force, next to his vehicle as he takes in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire12 of 30 ![]()
Trooper Tom Tennyson, 25, from Nottingham, based at Windsor, of the Royal Household Cavalry, on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire13 of 30 ![]()
Troops from B-Battery of the Royal Horse Artillery, who are all based in Tidworth, Wiltshire, shave and apply camouflage as they take part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire14 of 30 ![]()
Fusilier Lewis Barker, 22, from East London, based in Tidworth, on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire15 of 30 ![]()
A British Army soldier, acting as an enemy force, airs his feet during a quiet rest period as he takes in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire16 of 30 ![]()
Lieutenant Colonel Denis James, of the Royal Household Cavalry, on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire17 of 30 ![]()
Fusilier Lewis Barker, 22, from East London, based in Tidworth, on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire18 of 30 ![]()
Captain Holly Saunders, 26, from Finchingfield, based in Tidworth, Wiltshire, as she takes part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire19 of 30 ![]()
B-Battery of the Royal Horse Artillery, who are all based in Tidworth, Wiltshire, pose for a team photo while on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire20 of 30 ![]()
Captain Holly Saunders, 26, from Finchingfield, based in Tidworth, Wiltshire, applying camouflage to her face as she takes part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire21 of 30 ![]()
Sergeant Rob Fletcher, 29, from Leicester, based in Tidworth, Wiltshire, as he takes part on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire22 of 30 ![]()
Troops from B-Battery of the Royal Horse Artillery, who are all based in Tidworth, Wiltshire, shave and apply camouflage as they take part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire23 of 30 ![]()
British Army soldiers, acting as an enemy force, wake up after sleeping by their vehicles as they take part in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire24 of 30 ![]()
Lieutenant Colonel Denis James, of the Royal Household Cavalry, on Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire25 of 30 ![]()
A British Army soldier, acting as an enemy force, shaves using his vehicle's wing mirror as he takes in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire26 of 30 ![]()
A British Army soldier, acting as an enemy force, next to his vehicle as he takes in Exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire27 of 30 ![]()
Sounder unit of Tactical Engagement System (TES) equipment worn by military personnel as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire28 of 30 ![]()
A soldier carrying a simulated casualty as thousands of soldiers have begun the world's biggest game of laser quest as they take part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire29 of 30 ![]()
A soldier from Alma Company 1st Battalion of the Yorkshire Regiment clears a building while taking part in exercise Prarie Storm at the British Army Training Unit Suffield (BATUS) in Calgary, Canada. Ben Birchall/PA Wire30 of 30
