Prince Harry sent his first tweet from the top of the British Telecom tower in London . His tweet marked tickets going on sale for the Invictus Games . Harry then joined a Twitter Q & A with Daniel Whittingham and Andy Phillips , who hope to take part in the competition as part of the British Armed Forces Team . Hide Caption 1 of 7 Photos:Photos: The royal family through history
Prince Harry sent his first tweet from the top of the British Telecom tower in London . His tweet marked tickets going on sale for the Invictus Games . Hide Caption 1 of 7 Photos:Photos: The royal family through history