Joe Biden is leading the polls challenge to President Trump, but will he win the Democratic nomination?

The president asked Sweden's PM to free the rapper, who is now due to go on trial in the country.

After a children's hospital in Aleppo was bombed, donations from around the world funded a new one.

Witnesses say the aircraft crashed into a residential area in the early hours, igniting a blaze.

The Senate fell short of the two-thirds needed to overturn a presidential veto.

A woman who had accused a ruling party lawmaker of rape was seriously injured and a key witness died.

The São Paulo attorney general's office say the case is being closed due to a lack of evidence.

Grindr's Chinese owner said US authorities no longer object to a public listing of the gay dating app.

A study finds high blood sugar levels and BMI in pregnant diabetics are "key risk factors" for stillbirths.

Andy Murray says he may return to playing singles at the Cincinnati Masters next month as he steps up his recovery from hip surgery.

A jury rules against the singer after a week-long trial over the production of her 2013 song.

A small electric current stimulates the vagus nerve and helps rebalance the body, scientists say.

Sterling continues to drop against the dollar and euro amid the government's toughened stance on Brexit.

Nicola Adams becomes a world champion for the first time because Arely Mucino is injured and unable to defend her WBO flyweight belt.

Activists block train doors and sound emergency alarms, as weeks of anti-government protests roll on.

The Chinese tech giant has been under global scrutiny for allegedly posing a security risk.

Idrissa Gueye moves from Everton to Paris St-Germain for around £30m and signs a four-year deal with the French champions.

The IHG hotel group is replacing small bottles with bulk dispensers for environmental reasons.

Princess Haya asks for a forced marriage protection order and a non-molestation order in a UK court.

The Brazil jail where 57 people died in a gang fight was overcrowded and understaffed, a report says.

Arsenal are hopeful of confirming the £72m club record signing of Ivory Coast winger Nicolas Pepe from Lille this week.