According to colleagues Lance Corporal Tasker and Theo were inseparable. Their working partnership was also hugely successful.
Theo located 14 home-made bombs and hoards of weapons in just five months.
The figure is the most any arms and explosives search dog in Afghanistan has found to date.
More top news
Scientists have discovered the world's deepest fish with wing-like fins and an eel-like tail during research in the depths of the Pacific.
The tranquil district of Hart has been crowned as the place with the best quality of life in the UK for the fourth year in a row.
Britain's immigration system is in 'critical condition' according to the chair of the Home Affairs Select Committee.