Hillary Clinton unexpectedly left Sunday’s 9/11 anniversary ceremony in New York after feeling “overheated,” according to her campaign, and retreated to her daughter’s nearby apartment. As she exited the apartment shortly before noon, Clinton said, “I’m feeling great.” ... “During the ceremony, she felt overheated so departed to go to her daughter’s apartment, and is feeling much better,” Merrill said. The statement offered no additional details, including whether the 68-year-old Clinton required medical attention. A senior law enforcement official who was briefed on the matter said that after leaving the memorial plaza, Clinton was observed “fainting” in a departure area.