Marvel drops 'Avengers: Age of Ultron' trailer 2

Marvel has dropped the second trailer for Avengers: Age of Ultron - or the third, if you count the initial teaser trailer - and it adds even more intrigue. As well as showing off some more epic action sequences, it also reveals more of the apparent in-fighting between the Avengers.

Roll on April 24 (in the UK) and May 1 (in the US), and watch the latest trailer below.