Could YouTube's planned gaming channel rival Twitch?

One of the gaming industry's key growth areas is in live streaming, with millions of fans watching their favourite gamers play online for hours at a time.

Twitch is the most popular website for gaming livestreams - but for how long?

YouTube has announced it is to launch a dedicated section devoted to gaming, and many suspect it could topple Twitch's crown.

The BBC's Dave Lee reports from the E3 trade show in Los Angeles.