An SAS sniper jailed for illegally possessing a pistol and ammunition said he is hopeful of persuading the Court of Appeal to overturn his convictions.
Sergeant Danny Nightingale said "I'm hopeful," as he arrived for today's hearing. "Always hopeful."
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The Labour leader did not say whether he would maintain Britain's nuclear deterrent programme.
Ukip leader Paul Nuttall also said he would want to get rid of Sharia courts.
Over 40,000 people picked up their packs to take part in the annual marathon in the capital.