A Rock Hill man has been charged with domestic violence against his wife involving — the man's pit bull. John Louis Walch, 59, is accused of opening a cage that held his pit bull in June and urging it to attack his wife, according to police and court records. Walch's wife was found under attack by the dog by responding officers, police said. Officers had to shoot the dog to stop the attack, police said. The use of a dog of any kind as a weapon in domestic violence is a first in York County, said Jenny Desch, the 16th...