Viewership for the second debate between US presidential candidates Hillary Clinton and Donald Trump will not match the record-setting levels of their first meeting, figures show.

America's most powerful Republican has told his party that he is now focused on ensuring Hillary Clinton is not handed a blank cheque as president in a Democratic-controlled Congress - suggesting he does not believe Donald Trump can win the US election.

Hillary Clinton has described a video of US presidential rival Donald Trump making lewd comments about women in 2005 as horrific.

Hillary Clinton urged voters in Iowa to start casting ballots on Thursday, more than five weeks before Election Day.

Michelle Obama has told a diverse and enthusiastic crowd in Philadelphia that candidates do not change once they become president and that America "needs an adult in the White House".

Republican presidential nominee Donald Trump has told a Russia-funded television network it is "probably unlikely" that Moscow is trying to influence the US election.

With Labour Day behind them, Donald Trump and Hillary Clinton are pushing ahead in top presidential battlegrounds in the South.

The Democratic convention got off to a bad start in Philadelphia with the resignation of the chairwoman of the party's national committee over an email scandal.

Donald Trump's suggestion that the US might not come to the defence of Nato allies is another sign of his "lack of preparedness" on foreign policy, said US President Barack Obama.

Hillary Clinton named Virginia Senator Tim Kaine as her vice presidential running mate, adding a centrist former governor of a crucial battleground state to the Democratic ticket.

Donald Trump accepted the Republican nomination for president, declaring America in crisis and promising its people they will be safer and richer if he is elected in November.

"What she did was use words that are common words."

Ted Cruz, who knew all the election rules of the GOP, failed to top Trump, while Hillary Clinton was almost toppled by a socialist. The rules are changing and so are the voters, writes Ross Barkan

Donald Trump's search for a Republican running mate is entering its closing stages.

Donald Trump is extremely unpopular among young American adults, in particular young people of colour.

Republican politicians have formally asked the US Justice Department to investigate Hillary Clinton and determine whether she lied to Congress, in a fresh challenge certain to shadow the Democratic presidential candidate.

US presidential hopeful Hillary Clinton's campaign has confirmed that her former Democratic rival Bernie Sanders will join her at a New Hampshire event, where he plans to endorse her.

The US State Department has reopened an internal investigation of possible mishandling of classified information by Hillary Clinton and senior aides.

The director of the FBI has strongly defended the decision not to prosecute Hillary Clinton over her private email set-up.

House Republicans are summoning FBI director James Comey to Capitol Hill to answer their questions after the agency recommended that Hillary Clinton should not face criminal charges over her emails.

Donald Trump has praised the late Iraqi president Saddam Hussein's ruthlessness.

US President Barack Obama has heartily vouched for Hillary Clinton's trustworthiness during his first outing on the campaign stump for his former secretary of state just hours after his FBI director blasted her handling of classified material,

Democratic White House hopeful Hillary Clinton has said she has been eager to be interviewed with the FBI about her use of a private email server while she was US Secretary of State.

Hillary Clinton has been interviewed today by the FBI about her use of a private email server while she was secretary of state.

US attorney general Loretta Lynch has acknowledged that her meeting with Bill Clinton while his wife is under federal investigation "cast a shadow" on the public's perception of a case playing heavily into the presidential campaign.

US President Barack Obama and the woman who wants to succeed him will make their first campaign appearance together next week.

Presumptive Democratic presidential nominee Hillary Clinton has said that Republican rival Donald Trump would send the US economy back into recession, warning his "reckless" approach would hurt workers still trying to recover from the 2008 economic turbulence.

Donald Trump's troubled US election campaign has lost its second high-level member of staff of the day.

Donald Trump has fired his campaign manager, Corey Lewandowski, in a shake-up designed to calm panicked Republican leaders.

Democratic presidential candidate Bernie Sanders has told his supporters he will work with Hillary Clinton to transform the party, adding that his "political revolution" must continue and ensure the defeat of Donald Trump.

There is confusion as to whether US presidential candidate Donald Trump will visit Ireland next week.

Minister Leo Varadkar has said that Irish politicians will have no choice but to meet with Donald Trump if he gets elected as US President.

Stanford University has been no stranger to media attention of late, over 20-year-old Brock Turner who will likely serve only three months for the rape of an unidentified unconscious woman during his freshman year.

The US presidential race shifted to the nation's capital, with Democrats executing a carefully orchestrated plan to unify their party around presumptive nominee Hillary Clinton.

The Taoiseach has said that if he were to meet Donald Trump he would "certainly" repeat his previous comments that some of the businessman's comments were racist and dangerous.

US president Barack Obama formally endorsed fellow Democrat Hillary Clinton for president yesterday, describing himself as eager to get out and campaign for her, days after she gained the delegates needed to secure the party’s White House nomination.