© Licensed to London News Pictures. 16/07/2012.  LONDON, UK. Sir Nicholas Serota, director of the Tate of stands in one of the gallery's new Tank Room exhibition spaces in London today (16/07/12). The new rooms, unveiled today mark the first phase of the Tate Modern Project and the beginning of the 15 week 'Art in Action' festival. Photo credit: Matt Cetti-Roberts/LNP