Washington ( CNN ) -- First Lady Michelle Obama will lead the U.S. delegation to the opening ceremonies of the London Olympics in July , she said Tuesday . Obama announced her London trip at an event Tuesday with Samantha Cameron , the wife of visiting British Prime Minister David Cameron . Obama also used the meeting to promote her `` Let 's Move '' initiative that tackles the national epidemic of childhood obesity by recommending physical activity . `` In the months ahead , I 'll be talking to Americans all across the country to encourage even more young people to tap into that Olympic spirit and turn their inspiration into action , '' Obama said in a statement . `` As the Olympic creed states , 'the most important thing ... is not to win , but to take part . ' And that does n't just mean sitting and watching , it means getting up and getting active as well , '' the first lady said . The White House will announce in coming months the delegates who will accompany Obama to London . Other first ladies have led a presidential delegation to past Olympic Games . The 2012 Summer Olympic Games ' opening ceremony will take place on July 27 . CNN 's Michael Martinez contributed to this report .
Michelle Obama will be urging Americans to `` turn their inspiration into action '' She will lead the U.S. delegation to the opening of the London Olympics . The opening ceremony takes place in British capital on July 27 .