Teens, smartphones and how to get it right

Teenagers love their phones. All day. Every day. Even at night. And while there are lots of really great things about smartphones, there are so many pitfalls - strangers, bullying, porn, sexting. How do you guide your teenager's digital life? Find out when Maggie Dent talks with Dr Ginni Mansberg, GP and co-author of The New Teen Age, a book which looks at what teenagers are up against on their devices.