DALZELL, S.C. — A 67-year-old South Carolina woman and her 37-year-old daughter face charges of assault after a dispute over bullying at a middle school, police said. Mamie Smith, 67, and her daughter, Whitley Smith, 37, both of Sumter, were charged Wednesday with third-degree assault by mob and disturbing schools, the Sumter County Sheriff’s Office said in a news release.