(091220) — LONDON, Dec. 20, 2009 (Xinhua) — Roller skaters dressed as Santa Clause skate along the streets during the Santa Skate in London, capital of Britain, on Dec. 19, 2009. More than 400 roller skaters from Britain and neighboring countries participated in the annual street skate on Saturday night, The event was originally launched in 2004. (Xinhua/An Zhiping) (wjd)