Randolph Alles' departure confirmed, a day after his boss quit Homeland Security.

The change comes amid a spike in migrant families at the US-Mexico border.

'There is indeed an emergency on our southern border' says the US commander-in-chief

US China relations expert John Pomfret says NZ should worry less about Beijing's reaction.

An attorney for Trump says Treasury should wait until the Justice Department weighs in.

Trump tweeted a parody of Joe Biden's apology video.

The president offered his assessment in morning tweets.

It's at least the third time he's done this.

The United States has threatened to close the border to Mexico.

Twitter will not remove tweets that violate rules if they are considered 'newsworthy'.

It was always virtually unimaginable that collusion, so defined, would ever be found.

After yesterday, Donald Trump is going to be almost impossible to beat.

Democrats seem more likely to focus on their ongoing investigations.

Move comes as Israeli military struck Hamas targets in Gaza Strip.

There is only one explanation for the president's relentless attacks.

Journalist allowed to see it but not photograph it - for security reasons.

Evidence was 'insufficient' to conclude that Donald Trump conspired with the Russians.

Here are the big excerpts from the four-page letter, with some analysis.

President's actions in office scrutinised by Mueller as possible obstruction of justice.

The investigation has exposed numerous contacts between Trump associates and Russians.

The report, still confidential, marks the end of Robert Mueller's probe.

Sanders noted "Trump likes Kim and doesn't think these sanctions will be necessary."

Traditional white Aussies came unprepared for multi-culturalism. Some really don't like it

Senior Republican lawmakers offered implicit and explicit criticism of the President.

She is the President's counsellor. He questions Trump's mental health.

Trump said he did not view white nationalism as a rising threat around the world.

Shootings has underscored the deep partisan divide over Trump's rhetoric on immigrants.

Last year, the FBI reported US hate crimes had increased by 17 per cent from 2017.

Domestic terrorist organisations and right-wing extremists are slipping under the radar.

Donald Trump has hit out at a conspiracy theory that Melania has a body-double.