Emiliano Sala died in a plane crash in January along with pilot David Ibbotson.
Four men are left in the contest to be the next prime minister after outsider Mr Stewart won just 27 votes.
Paul Crossley was found guilty of attempting to murder two men in central London stations.
New figures show 8,855 people slept rough in the capital between April 2018 and March 2019.
Epic Games says it was "taken aback" when the Duke of Sussex called their game "irresponsible".