The co-founders of Instagram are stepping down. What made their idea so successful?

Manager Mauricio Pochettino says he is confident Tottenham's new stadium will be ready this year and joked he would help finish its construction.

World number two Natalie Powell suffers a shock defeat at the World Judo Championships against Slovenia's Klara Apoteker.

Manchester United manager Jose Mourinho says he has "no problem" with Paul Pogba despite telling the midfielder he will not captain the club again.

Fifa agrees to limit the number of players a club can loan out each season to prevent stockpiling talent for "commercial exploitation".

The US president was speaking to the UN general assembly about the achievements of his administration.

Lancashire's relegation to Division Two of the County Championship is confirmed on day two of their game with Hampshire.

Swiss police reportedly suspected the Russian, who denies wrongdoing, of involvement with criminality.

Europe's workhorse rocket racks up its 100th launch as it battles stiff American competition.

Afghanistan bowled India out off the penultimate ball of the game to earn a thrilling tie in the Asia Cup in Dubai.

Boss Derek McInnes praises Aberdeen's "courage and technique" after they beat Hibernian on penalties to reach the League Cup semi-finals.

Teenager Phil Foden scores his first Manchester City goal and is compared to Andres Iniesta as they beat Oxford United in the Carabao Cup third round.

Getting to the top of the 14,000ft (4,270m) peak in Colorado was a big deal for Nerissa Cannon.

Liverpool caretaker boss Chris Kirkland says the club is backing the women's team despite former boss Neil Redfearn resigning after two games.

Samsung has set up the world's largest phone factory in the Indian city of Noida.

From 1937 to 1945 Chinese soldiers and civilians struggled against better-equipped Japanese forces.

Will we rent clothes in future instead of buying them? Some say the idea is set to go mainstream.

The current partisan split at the US top court is unprecedented and likely to stay, experts say.

President Trump was highly critical of Iran in a speech at the UN

It started with tourists being kicked out of a hotel - but the spat has continued to escalate.

The French president's approval ratings are tumbling - should he be worried?