Why was a video of the shootings shared on social media and what can be done about the wider threat?
Works by Damien Hirst, Tracey Emin and other Young British Artists go under the hammer in London.
A jury finds the US actor lied about being the victim of a racist, homophobic attack.
The tech giant has hit back over claims that its App store is unfair and levies a tax on developers.
The ensemble's existence would have been unthinkable under the rule of the Taliban.
The warning comes in a National Audit Office (NAO) assessment of the UK's national cyber-defence plan.
Cable channel Hallmark cuts ties with actress Lori Loughlin after a college cheating allegations.
She will be the only female late-night host on the big four US TV networks.
The 20-year-old backs her family's efforts to clear Michael's name - but tells fans to "chill out".
BBC Clickâs Lara Lewington looks at some of the best tech news stories of the week.