Alex

The provided news articles do not contain any information about a person named "Alex." The first article is a review of a German TV series titled "Vanished," focusing on the character Alice and her missing boyfriend, Tom. The second article discusses the use of equine therapy to help Israeli soldiers cope with PTSD following the October 7th attacks. It mentions a soldier named Danny (not his real name) who experienced traumatic events during his service. The third article reports on a moment of silence held in Australia to mourn the victims of the Bondi terror attack. Therefore, it is impossible to provide a summary about "Alex" based on the given information, as the name is not mentioned in any of the articles.