Herman Cain on the campaign trail – in pictures

Herman Cain and the former Arkansas governor Mike Huckabee perform a gospel song in Cain's tent at the Ames straw poll at Iowa State University Photograph: Tom Williams/Getty

Cain stops to address the media as he arrives for a meeting with the developer Donald Trump in New York Photograph: Richard Drew/AP

Republican candidates Cain and Newt Gingrich at the Thanksgiving Family Forum sponsored by the Family Leader conservative campaign group in Des Moines, Iowa Photograph: Charlie Neibergall/AP

Crying at Family Forum Photograph: youtube

Rick Perry, Mitt Romney, Herman Cain and Newt Gingrich sing the national anthem before a CNN Republican presidential debate Photograph: Jim Lo Scalzo/EPA

Mitt Romney reacts as Cain speaks at the CNBC Republican presidential debate in Rochester, Michigan Photograph: Mark Blinch/Reuters

Cain campaign badges on a supporter's jacket at an event in Rock Hill, South Carolina Photograph: Richard Shiro/AP

Cain greets supporters at a campaign rally outside Wings Plus in Coral Springs, Florida Photograph: Joe Raedle/Getty

Sharon Bialek arrives for a news conference where she accused Cain of sexual harassment more than a decade ago Photograph: Spencer Platt/Getty

Cain listens to a question from a reporter during a news conference in Manchester, New Hampshire Photograph: Brian Snyder/Reuters

People arrive for the Iowa Faith & Freedom Coalition presidential forum, a gathering of conservative Christians addressed by Republican candidates, in Des Moines Photograph: Scott Olson/Getty

The infamous interview in which Cain was asked for his opinion on Obama's policy towards Libya Photograph: .

Cain leaves the Manchester Union Leader newspaper after meeting the editorial board in Manchester, New Hampshire Photograph: Jim Cole/AP

Cain addresses the Northern Virginia Technology Council and the Consumer Electronic Association at the Ritz-Carlton Hotel in McLean, Virginia Photograph: Alex Wong/Getty

A hug from a supporter at a book signing in The Villages, Florida. He was promoting his book This Is Herman Cain. Photograph: Joe Burbank/Getty

Cain tastes Cuban coffee at Versailles Cuban Restaurant in Miami, Florida's Little Havana Photograph: Chuck Fadely/Getty

Cain addresses supporters at his campaign headquarters in Manchester, New Hampshire Photograph: CJ Gunther/EPA

A calendar with a photograph of Ronald Reagan on the wall of Cain's campaign headquarters Photograph: CJ Gunther/EPA

Cain conducts a town hall meeting in the Swim and Racquet Club at Laurel Creek, New Jersey Photograph: David Allio/Corbis

Cain announces that he is suspending his campaign, while his wife Gloria looks on. The announcement came during the scheduled opening of a local campaign headquarters in Atlanta, Georgia Photograph: Scott Olson/Getty Images