Formula E: Building Sir Richard Branson's eco-friendly racecar

BBC East Midlands Today looks under the shell of the electric open-wheeled race car, which has prompted Sir Richard Branson and Hollywood star Leonardo DiCaprio to invest in Formula E as team owners.

Reporter Colin Hazelden talks to Virgin Racing Formula E chief technical officer Sylvain Filippi and team manager Barry Mortimer during testing at Formula E's base of Donington Park in Leicestershire.

The world's first electric motor racing championship launches in Beijing in September, with the streets of London also hosting action in June 2015.

Formula One race winner Jarno Trulli will drive for and manage a team that he has formed, with Germany's Nick Heidfield another ex-Formula One driver competing in the 10-race series.