After coming out of his first visit to the cold chamber Prince Harry was asked how he had found the conditions, "cold" he said. Joking with the waiting press pack, he added: "it's your turn next."
Over a 20-hour stay the prince joined the Walking With The Wounded team as they prepare for their South Pole trek.
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Major General Felix Gedney admitted "we don’t know exactly where he is" and it's still unclear whether has been killed.
Heavily pregnant Zara Tindall was watching from the sidelines as the Duke of Cambridge took part in a charity polo match.
The Russian leader also criticised the US withdrawal from the Iran nuclear deal.