Shortly before a fatal school bus crash i n Chattanooga, students were complaining about the driver, according to records the Hamilton County Department of Education released to local media. Twenty-four year-old Johnthony Walker was driving a bus that veered off Talley Road, hitting a utility pole, then a tree. The impact killed five Woodmore Elementary students. A sixth died later in a hospital. Walker is charged with multiple counts of vehicular homicide, reckless driving, and reckless