Social networking website LinkedIn is looking into claims that the passwords of more than six million members have been stolen.
The site, which provides as social networking service for professionals, has in excess of 161 million members in more than 200 countries.
More top news
Migrants desperate to reach Britain from Calais have told how making the dangerous journey is their "last chance".
Malaysian Airlines flight MH370 vanished more than a year ago carrying 239 people on board. Here is a look at the key events since.
Investigators have released images of two more people they wish to speak to about the Hillsborough tragedy.