10:06World Update21/10/2015 09:06 GMT: Surprise Meeting between Syrian and Russian PresidentsBBC World Service Duration: 50 minutes Wed 21st Oct 2015, 10:06 on BBC World Service OnlineLibyan politics complicating Lockerbie investigation; Indonesia backs chemical castration; Back to the Future Day(Photo credit: European Photopress Agency)GenresNewsFormatsMagazines & ReviewsBrandWorld Update Source: BBC Online