ANALYSIS The Tory party now has to decide whether Iain Duncan Smith is a credible prime minister, says BBC News Online's Nick Assinder. |  | SPEECHES Tory chairman Theresa May says the party must welcome people for who they are, whether "rich or poor, straight or gay, black or white". |  | FEATURE BBC News Online's Mark Davies watches the body language as Iain Duncan Smith makes his key speech at Tory conference. |