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Global Scan

European youth have started the #BloodBucketChallenge

After the success of the Ice Bucket Challenge that swept YouTube, European young people are hoping for viral success with a campaign to bring world attention back to the conflict on Ukraine's eastern border. Meanwhile, killing is the subject of newly-published scientific research. In this case, the killers, though, are chimps. And a Chinese tennis star retires in her 30s, having brought tennis and a bit of sports freedom to her home country, in this weekend's Global Scan.

Arts, Culture & Media

Geo answer

The answer to today's Geo Quiz - what time is it in Mecca, Saudia Arabia when it's noon time in Los Angeles - is 10pm. The BBC's Arab Affairs Analyst, Magdi Abdelhadi reports that some Muslims want to replace Greenwich Mean Time with Mecca Time.