Battling pneumonia, Clinton falls ill at 9/11 memorial

By Amanda Becker NEW YORK (Reuters) - Democratic candidate Hillary Clinton, diagnosed with pneumonia, became overheated and fell ill at a Sept. 11 memorial ceremony in an episode that renewed focus on her health less than two months before U.S. voters to elect their next president. Clinton had a medical examination when she got back to her home in Chappaqua, New York, according to a campaign aide. The 68-year-old Clinton abruptly departed the high-profile, televised event in New York City earlie