EL PASO, Texas — A 55-year-old Army veteran hunkered down in front of construction crews who were building the fence along the U.S.-Mexico border Wednesday, halting work for about eight hours before she was arrested. Judy Ackerman, one of about a dozen people at a peaceful protest east of El Paso on Wednesday, was handcuffed by Texas Department of Public Safety Troopers after several hours of figuring out which authority was responsible for removing her. It wasn't clear what charges she'd face. Work on the fence resumed immediately after Ackerman was led away. Before her arrest, the white-haired woman sporting...