US President Donald Trump has said he plans to name hostage negotiator Robert O’Brien as his new national security adviser.

The world presumed the US president was a pawn in his Russian counterpart’s game. It could prove to be the other way around, writes Nina L Khrushcheva.

A win for Irish Texan Beto O’Rourke in the US midterm elections could reorder politics in America and precipitate Trump’s downfall.

Here's your lunchtime bulletin.

Here's your morning bulletin.

Robert Mercer and his daughter were key players in Trump’s victory. But they will find a repeat performance difficult, writes Bette Browne

Your lunchtime news bulletin.

Latest: President Donald Trump has offered reassurances to Texans who felt the wrath of Storm Harvey, promising residents during a visit to the state: "We are going to get you back and operating immediately."

President-elect Donald Trump has chosen South Carolina governor Nikki Haley as US ambassador to the United Nations, the first woman he has selected for a top-level administration post during his White House transition.

Melania Trump will be only the second immigrant First Lady and the first to have posed nude in a magazine, writes Suzanne Harrington

Melania Trump has dismissed her husband's sexually aggressive language as "boy talk", insisting his remarks do not reflect "the man I know" and saying she does not believe he has assaulted any women.

Donald Trump has argued he will do more to help women from the White House than Democratic rival Hillary Clinton - while taunting his opponent over her husband's infidelities.

Donald Trump’s campaign expenses more than doubled last month, even as the Republican presidential nominee held his payroll to about 70 employees, aired zero television advertisements, and undertook no significant operational buildout across the country.

A night after being booed off the Republican National Convention stage, Texas Senator Ted Cruz remained defiant about Donald Trump, saying he is not a “servile puppy dog” and vowing not to support anyone who wages personal attacks against his family.

Maybe this was why Cruz wouldn't endorse Trump last night....

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Good morning. Here’s everything you need to know before you start your day.

Donald Trump once promised a “showbiz” convention, packed with flash, celebrities, and a “winner’s night” featuring sports stars and champion coaches.

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

Dissident delegates making a last-ditch attempt to prevent Donald Trump's US presidential candidacy at the Republican National Convention say they will try forcing a state-by-state vote on the rules governing the gathering.

It’s not just Donald Trump. The USA has a long history of jokers, eccentrics, and megalomaniacs running for the top office, from immortals to the king of the world, reports Robert Hume

Good morning. Here’s everything you need to know before you start your day.

Barack Obama described being greeted by Prince George in his pyjamas as a “slap in the face” during his last speech as US President at the star-studded White House Correspondents’ Dinner.

Donald Trump rolled up victories in five more states, amassing a north-eastern sweep that gives the Republican front-runner important momentum in his push for the presidential nomination even if his pathway has little room for error.

Donald Trump has hit out at a collaboration between Ted Cruz and John Kasich aimed at unifying the anti-Trump vote in some remaining primaries.

Donald Trump's Republican rivals have announced shock plans to co-ordinate primary strategies in upcoming states to deprive the front-runner of the delegates he needs to win the party nomination.

Republican Donald Trump and Democrat Hillary Clinton scored sweeping victories in nominating contests in their home state of New York, and immediately cited those wins to argue that they are all but unstoppable as their respective parties’ presidential nominees.

Good morning. Here’s everything you need to know before you start your day.

As the ‘nuclear option’ of a contested convention looms large for the Republicans, the Democrats face their own woes after a bruising candidate battle left the party wounded, writes Bette Browne

Painstaking organisation and in-person campaigning paid off again for Ted Cruz. He won all 14 delegates at the Republican Party convention in Wyoming.

Democratic presidential candidate Bernie Sanders won his first endorsement from a fellow US senator, and he and rival Hillary Clinton both announced backing from New York City labour unions as they battled to win next week’s state primary.

The city’s delegate tally is decisive in the race for the US presidency, and Donald Trump and Hillary Clinton could win their parties’ nominations there next Tuesday, says Bette Browne.

The director of the CIA has said his spy agency will not engage in waterboarding or other so-called enhanced interrogation techniques - even if ordered to by a future president.