By Alex Richards Christian Horner arrived for Saturday’s Bahrain Grand Prix all alone – with wife Geri nowhere to be seen amid. Geri flew into Bahrain to join her husband on Friday, having initially told pals she would not meet Red Bull F1 boss Horner over the alleged messages after it was understood she found out about them, but his family talked her into it. It’s understood that while she was on the plane to the Gulf state, the texts went public. The Red Bull chief was quizzed about the latest allegations as he made his way from Red Bull’s hospitality suite to the team’s garage for third pra…