LONDON.- Shelly Woods, one of the UKs top wheelchair racers with sights set on London 2012, will take time away from the track to model in a drawing class at the National Portrait Gallery this summer. Shelly, who is one of BPs London 2012 athlete ambassadors, will be the star attraction at two free Summer Schools for 14-19 year olds where past winners from the BP Portrait Award will draw and paint with young people from London, including some who have never drawn or stepped inside a gallery. While many are expected to take part from the five London 2012 Host Boroughs, a new website launched today www.npg.org.uk/bpnextgeneration will enable hundreds of thousands of young people worldwide to get involved. The three-year project will create free opportunities for 1419-year-olds to engage with portraiture through the BP Portrait Award. It will b