Dangerous dry winds whipped up California's record-breaking wildfires Tuesday as hundreds were evacuated from blazes by helicopter and tens of thousands more were plunged into darkness by power outages.

Republican President Donald Trump, accused by Joe Biden of putting lives at risk in his handling of the coronavirus, on Monday called his Democratic rival "stupid" and demanded an apology for what Trump called anti-vaccine rhetoric.

California is bracing for record-breaking temperatures and dangerous fire weather conditions this Labor Day weekend, with the National Weather Service urging people to limit outdoor activity and to stay hydrated.

A far-left activist suspected of killing a right-wing protester in Portland was shot dead by police in Washington state as they tried to arrest him, local law officials said.

A suspect in the fatal shooting of a supporter of the Patriot Prayer group in Portland was killed when authorities moved to arrest him, the New York Times reports, citing officials familiar with the investigation.

The Trump administration has urged US states to get ready to distribute a potential Covid-19 vaccine by November 1, in the latest sign of the accelerating race to deliver a vaccine by year's end.

A new book released Tuesday dishes on the supposed icy relationship between Melania Trump and her stepdaughter Ivanka, fuel for gossips eager to speculate about first family rivalries.

President Donald Trump defies requests to stay away and visits Kenosha, Wisconsin, not to urge racial healing after a white officer shot a Black man in the back but to express support for law enforcement in a city rocked by civil unrest.

The White House pushes back on concerns expressed by the World Health Organization (WHO) after a US health official said a coronavirus vaccine might be approved without completing full trials.

Democratic presidential candidate Joe Biden on Monday called for rioters and looters to be prosecuted, and slammed President Donald Trump for stoking violence in American cities gripped by protests over police brutality and racial inequality.

President Donald Trump sides with a 17-year old charged with killing two people during protests in Kenosha, Wisconsin, saying the accused gunman was trying to get away and would have been killed by demonstrators if he had not opened fire.

Democrats accuse President Donald Trump of trying to inflame racial tensions and incite violence to benefit his campaign after he praised supporters who clashed with protesters during a deadly night in Portland, Oregon and announced he will travel to Kenosha, Wisconsin, amid anger over the shooting of another Black man by police.

A defiant President Donald Trump accepts the Republican nomination for a second term with a blistering attack on Democratic rival Joe Biden, asserting that a Biden victory in November would only exacerbate the racial strife and coronavirus pandemic besieging the nation.

US vice president Mike Pence took center stage at the Republican convention Wednesday to warn voters they “won’t be safe in Joe Biden’s America” -- casting Donald Trump as their protector against the “radical” left.

Hurricane Laura slammed into the southern US state of Louisiana yesterday and the monster category 4 storm prompted warnings of “unsurvivable” ocean surges and evacuation orders for hundreds of thousands of Gulf Coast residents.

US president Donald Trump said Wednesday he will call for a “drug test” for himself and Joe Biden before the first presidential debate, but did not offer any evidence for his suspicions about his Democratic opponent.

A white, 17-year-old police admirer is arrested after two people were shot to death during a third straight night of protests in Kenosha over the police shooting of a Black man, Jacob Blake.

First lady Melania Trump offered sympathy for victims of the coronavirus pandemic and a plea for racial harmony in a Republican convention speech on Tuesday aimed directly at the women voters who have abandoned US President Donald Trump.

Three people were shot, one of them fatally, as gunfire broke out on the streets of Kenosha, Wisconsin, on the third straight night of unrest sparked by the police shooting of a Black man, the New York Times reports citing law enforcement.

First lady Melania Trump offered sympathy for victims of the coronavirus pandemic and a plea for racial understanding in a Republican convention speech on Tuesday aimed directly at the women voters who have abandoned US President Donald Trump.