Winners, losers and a PM on the brink - what to expect in next week's elections

As with all the parties, even the most expert political pundits are guessing at the numbers of seats the Greens are likely to win, but given their surge in the polls, gaining at least 500 would be a decent ball park. To truly expand their place on the map, though, the Greens would love not just to pile up the number of seats but to take control of individual councils in London. …