Photo Illustration by The Daily Beast/Two Rivers Police DepartmentThe mother of a 3-year-old boy who went missing Tuesday morning has been arrested in connection with his disappearance, police said Saturday.Katrina Baur, 31, was arrested alongside a man identified as Jesse Vang on child neglect charges after Elijah Vue vanished earlier this week. Baur and Vang, described as the boy's caretaker, are being held on $15,000 and $20,000 cash bail, respectively, and barred from contacting each other o