A 57-year-old woman, Anita Rose, is in critical condition with a severe head injury after being found unconscious on a rural track in Brantham, Suffolk. She was discovered by a passerby around 6:25 am on Wednesday, having left her home at 5:00 am to walk her dog. A 45-year-old man from Ipswich has been arrested on suspicion of attempted murder, although he is not believed to have known the victim. Police are investigating the incident, focusing on locating Rose's missing pink jacket and mobile phone, which could provide crucial evidence. Increased police presence and reassurance patrols are ongoing in the area. Authorities urge anyone with information to contact Suffolk Police or Crimestoppers.