McLaren unveils new MP4-27

Formula 1 team McLaren have unveiled their new car for the 2012 F1 season - dubbed the MP4-27 (one better than last season's MP4-22). McLaren are the first of the major F1 teams to show off their new car - and with the start of the F1 season just over six weeks away, their rivals Ferarri and Red Bull are also set to unveil their new cars in the coming days.