Edward P . Lazear , Chairman of the Council of Economic Advisors ( L ) , and Joshua Bolten , White House Chief of Staff ( 2 - L ) , along with representatives of Rolling Thunder , wait for Marine One to land as President Bush arrives on the South Lawn of the White House , Washington , D . C . , USA , 25 May 2008 . The major function of Rolling Thunder , Inc . is to publicise POW - MIA issues : To educate the public that many American prisoners of war were left behind after all previous wars and to help correct the past and to protect future veterans from being left behind should they become prisoners of war - missing in action . EPA / DENNIS BRACK / POOL < 저작권자 ⓒ 2007 연 합 뉴 스 . 무단 전재 - 재 배포 금지 . >< 연합뉴스 긴급 속보 를 SMS 로 ! SKT 사용 자 는 무료 체험 ! >