Bayer Leverkusen coach Xabi Alonso has said that he and the team are not bothered by speculation about his future as the Bundesliga leaders aim to stretch their unbeaten run to a German record 33 matches on Friday against lowly Mainz. “I’m the coach right now. That’s for sure. I have nothing new to say about the future. There are rumours, but it’s not an issue. It’s not the right time to talk about it,” Alonso told reporters on Thursday. He added the rumours are “not a problem for me” and not for the players either: “We’ve had a normal week. We are all very focussed, no problem.” New speculati…