Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP
Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP

Watch: Hillary Clinton diagnosed with pneumonia, after her legs buckle at 9/11 memorial

Topic |   US election: Trump v Clinton
Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP
Democratic presidential candidate Hillary Clinton, centre, accompanied by Sen ator Chuck Schumer (left) and Representative Joseph Crowley (second from left) speaks with New York Mayor Bill de Blasio (centre right), during a ceremony at the September 11 memorial, in New York, on Sunday. Clinton left the event feeling ill. Photo: AP
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