Sara Wagener

Sara Wagener is not mentioned in any of the provided news articles. The articles primarily cover international relations related to Iran, domestic German politics including the SPD's internal disagreements and the resignation of FDP leader Christian Dürr, and the situation in Lebanon following the death of UNIFIL soldiers. Therefore, there is no information available to create a summary about Sara Wagener based on the given text. Without any context or mention in the provided articles, it is impossible to determine who she is, why she might be newsworthy, or any recent events related to her.