Why was a video of the shootings shared on social media and what can be done about the wider threat?

UFC fighter Molly 'Meatball' McCann invites a regular gym-goer to her training base at Liverpool John Moores University to try out a 15-minute training session designed to simulate the demands of a professional MMA fight.

Thousands of people flood the capital's streets to demand the president's immediate resignation.

There is renewed focus on the country's gun laws following the mass shooting at two mosques.

Al Boum Photo, ridden by Paul Townend, gives trainer Willie Mullins a first Cheltenham Gold Cup victory.

The US says it expects Kim Jong-un to live up to his commitment on a nuclear test moratorium.

A baby polar bear takes its first steps in front of the press at Berlin zoo accompanied by her mother.

A woman driving near one of the mosques attacked in Christchurch says she tried to help the shooting victims.

A US woman says her father saved her life when he adopted her and she wants to return the favour.

Parents and students claim they were wronged by a "warped and rigged" university admissions process.

The Hollywood A-lister is in London researching a documentary on slavery.

England fly-half Katy Daley-Mclean tells BBC Sport about the huge changes in women's rugby since her debut 12 years ago.

Fifa approves a revised 24-team Club World Cup starting in 2021 despite top European clubs saying they would boycott the tournament.

Brenton Tarrant is charged with murder in the mosque shootings, which the PM calls a terror attack.

In his first veto, Mr Trump overrules an attempt by Congress to end his border emergency proclamation.

Gunn was fired from the Guardians of the Galaxy series in July 2018 over old offensive tweets.

Following the mosque shootings in New Zealand, President Donald Trump addresses white nationalism.

Ian Wright plays Would I Lie To You? with Wolves players Conor Coady and Matt Doherty. The prize on the line is Wrighty's Arsenal jersey - will Gunners fan Doherty triumph?

London Broncos score two late tries to stun Leeds and consign the Rhinos to a fourth straight defeat in Super League.

The Democratic Unionists welcome a "renewed focus" on their objections ahead of third Commons vote.

Over 300m tonnes (300bn kgs) of plastic is made every year - 8m tonnes enters the world's oceans.