Polish police have apprehended a 49-year-old man who was previously wanted by authorities. The suspect is accused of a violent attack on his in-laws. During the incident, the man killed his father-in-law. His mother-in-law was also attacked and sustained injuries. Law enforcement officials tracked the suspect down and successfully took him into custody. The arrest follows a search for the individual after the crimes were committed. Further legal proceedings are expected to follow the detention.