wisconsin. can europe upset the odds to win again? coming up in sportsday on the bbc news channel: anthonyjoshua prepares to put his reputation and his four heavyweight belts on the line in tomorrow night s big fight with 0leksandr usyk. this sunday will mark the end of a political era in germany, when elections take place for a new leader to replace angela merkel as chancellor after 16 years. a whole generation of young germans have known no other leader, and one of the big issues of the election campaign has been climate change, with activists holding big rallies in cities across the country. 0ur europe editor katya adler reports now on the campaign to succeed her. a mass protest cum street party rallied outside parliament today to call attention to the climate crisis. it is a big election issue here.