IF HE IS CITEZEN OF THE UNITED STATES, SO, WHY HE DID NOT HAVE THE CERFICATED BORN AT THE TIME RUNNING FOR PRESIDENT, I THINK HE SURE BE GET RIDE FROM THE POST, IS THE ONLY PERSON WHO REFUSE TO SHOW HIS CERTIFICATED-BORN! LET ME TELL YOU THIS: THE UNITED STATES CITIZEN IS WORRY ABOUT TO SECURE THE BORDER WITH MEXICO, BUT DO YOU KNOW HOW THIS PEOPLE GET TO AMERICA? WELL THEY USE THE GUAM ISLAND AND HAWIIA, THIS THE WAY "OBAMA" USED TO CAME TO AMERICA! BECUASE NO CHECK POINT! THEY ARE FREE TO CAME TO U.S.A. WHY?