UK's left-wing Greens seek to topple Labour's London strongholds
By Alistair Smout and Marissa Davison LONDON, May 4 (Reuters) - In the Labour stronghold of Hackney in east London, human rights lawyer Nadeshda Jayakody is one of many voters switching to the Green Party, a trend among urban progressives that could cost British Prime Minister Keir Starmer dearly in