Mobile World Congress 2016
The big news from Samsung, Huawei, and other tech giants at the annual Mobile World Congress event in Barcelona, Spain. We find out why handset makers think Virtual Reality is the next "killer app" for smartphones. And we drop in on Social Media Week in Lagos to talk to Nigerian bloggers. Presented by Rory Cellan-Jones, with special guest Ingrid Lunden of TechCrunch Europe, and Dave Lee from the BBC Online tech desk.
(Picture: Rory Cellan-Jones and animatronic dog with internet-connected dog-collar at Mobile World Congress).