Children born in deprived neighbourhoods exposed to dirtier air, new analysis finds.

Luxon, Seymour and Hipkins have all released similar statements, condemning the shooting.

US President Joe Biden has condemned the assassination attempt on Republican rival Donald Trump as "sick" in a brief press conference this morning.

Trump was left bleeding after shots rang out at a campaign rally in Pennsylvania earlier this morning, and was swiftly escorted to safety.

Two people have been killed, including the suspected shooter, law enforcement says.

READ MORE: Shooting at Donald Trump rally being investigated as assassination attempt

Trump's campaign and the Secret Service have confirmed the presumptive Republican presidential nominee is safe and well.

Biden was briefed on the incident after leaving church in Delaware and spoke to reporters shortly after 8pm local time (10am AEST).

"Apparently (Trump) is doing well," Biden said.

READ MORE: Watch: Video captures what happened at Trump rally

"I plan on talking to him shortly, I hope when I get back to the telephone.

"Look, there's no place in America for this kind of violence. It's sick, it's sick.

"It's one of the reasons why we have to unite this country. We cannot allow for this to be happening. We cannot be like this. We cannot condone this."

READ MORE: What do we know about the shooter behind the attack on Donald Trump?

READ MORE: 'Praying for him': Joe Biden speaks after Donald Trump shooting

Biden thanked law enforcement agencies and the Secret Service for their swift action.

"The bottom line is that the Trump rally was a rally that he should have been able to … be conducted peacefully without any problem," he said.

"And we – everybody, everybody must condemn it. Everybody."

Biden confirmed more details would be provided as the investigation unfolded.

FULL COVERAGE OF THE DONALD TRUMP SHOOTING

READ MORE: Trump says he was 'shot with bullet' in social media post

READ MORE: Trump rushed off stage after gunshots at rally

IN PICTURES: How the shooting attack on Donald Trump unfolded

WATCH: Video captures what happened at Trump rally

WHAT WE KNOW: Everything we know about the Trump rally shooting

READ MORE: 'Praying for him': Joe Biden speaks after Donald Trump shooting

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NZ researchers investigate whether being more outgoing means bringing home more bread.

The Housing Minister expects the housing agency to evict an increasing number of people.

“They say you can’t teach an old dog new tricks, perhaps that’s not true.”

Legendary fitness guru and TV personality Richard Simmons has reportedly died aged 76.

Simmons was found by police in his Los Angeles home 10pm Saturday (local time), according to reports from multiple media outlets including including ABC News TMZ.

US celebrity news outlet People Magazine has also reported that Simmons' longtime publicist, Tom Estey, confirmed his death to them.

READ MORE: 'Good': Albanese's icy response to CFMEU boss' resignation

Police are reportedly examining whether the 76-year-old had suffered a fall.

Simmons died just two days after celebrating his 76th birthday.

In recent days, he'd been sharing updates about his personal life and health.

"Thank you…I never got so many messages about my birthday in my life! I am sitting here writing emails. Have a most beautiful rest of your Friday. Love," he wrote just yesterday in an x post.

Simmons rose to fame in the 1970s and 80s for his aerobics videos and was well-known for his flamboyant personality.

The BBC racing commentator whose wife and two of their daughters were killed in a crossbow attack has released a statement.

John Hunt and his surviving daughter Amy said their devastation "cannot be put into words" after the deaths of Carol Hunt, 61, Hannah Hunt, 28, and Louise Hunt, 25.

"We would like to thank people for their kind messages and for the support we have received in recent days," Mr Hunt and Amy said in the statement.

READ MORE: Veteran radio presenter Ron E Sparks dies aged 73

"These have provided great comfort to us for which we are very grateful."

They said they needed space to "start the grieving process".

"While this is happening, we would ask that our privacy and that of our wider family and relations be respected at this time. Thank you."

Mrs Hunt and two of the couple's daughters were found with serious injuries at their home in the quiet residential neighbourhood of Bushey, north-east of London, on Tuesday evening.

Police and ambulance crews tried to save them but they were pronounced dead at the scene.

Police on Friday formally arrested a 26-year-old man on suspicion of killing the sisters and their mother.

READ MORE: 'Good': Albanese's icy response to CFMEU boss' resignation

He was in a serious condition in a hospital.

Police previously said that Kyle Clifford had been captured on Wednesday in a cemetery near his home in Enfield, about 24 kilometres from the scene of the crimes, following a near day-long manhunt.

Officers who found Clifford recovered a crossbow and took him away on a stretcher from Lavender Hill Cemetery with undisclosed injuries. Police said no shots had been fired.

– Reported with Associated Press

The head of Hamas' military wing, Mohammed Deif, was the target of an attack in Gaza that has left at least 71 dead, an Israel official confirmed.

The Gaza Health Ministry said 71 people were killed in the Israeli attack on Saturday in the south of the war-stricken enclave.

The ministry said 289 others were injured in the attack that struck the Khan Younis area. It said that many of the injured and dead were taken to nearby Nasser Hospital.

At the hospital, Associated Press journalists counted over 40 bodies and witnesses there described an attack that included several strikes.

MORE TO COME

The Princess of Wales is set to attend the Wimbledon men's final on Sunday in a rare public appearance after her cancer diagnosis.

Kensington Palace confirmed on Saturday that Kate, wife of heir to the throne Prince William, will be in the Royal Box on Centre Court to watch defending champion Carlos Alcaraz play Novak Djokovic.

However, she will not attend Saturday's women's final between Jasmine Paolini and Barbora Krejcikova. Wimbledon organisers said the winner's trophy will instead be handed out by Deborah Jevans, the chair of the All England Club.

READ MORE: 'Good': Albanese's icy response to CFMEU boss' resignation

Kate has been the patron of the All England Club since 2016, with ceremonial duties that include handing out the winner's trophy after each men's and women's singles final.

But she has only one made one public appearance since announcing in March that she had been diagnosed with cancer, which was to attend the birthday parade for King Charles III last month.

Kate released a statement before that event saying she was "making good progress" but still had "good days and bad days" as she continued her treatment.

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Prince William has also been a regular at Wimbledon finals but will not be at Sunday's match. He will instead attend the football final between England and Spain at the European Championship in Germany. William is the president of the English Football Association.

Queen Camilla, wife of King Charles III, visited Wimbledon on Wednesday.