Glasgow South MP Stewart McDonald, who called the visit " a photo opportunity." He hit out: "At a time when the Government's own advice is to adhere to essential travel only, it flies in the face of logic and common sense for the Prime Minister to travel from London to Glasgow for what can only be described as a photo opportunity."I acknowledge and share the desire to thank the members of our armed services for their diligence, hard work, and expertise in setting up facilities to support the