Detective Sergeant Hannah Wright, of North Yorkshire Police said:
"If you witnessed the robbery or can help identify either of the people involved I urge you to come forward and contact the police or Crimestoppers straight away.
"I am particularly keen to speak to anyone who may have seen the two suspects after they left the store or saw anyone acting suspiciously prior to the robbery."
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Veterans, cadets, dignitaries and serving Northumberland Fusiliers have paid tribute to those killed at the Battle of the Somme
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Two men whose grandfathers fought in the Tyneside Irish battalion and died together on the Somme have returned to visit their graves.