TO : Official : No reason , based on schedule , that fatigue may have been a factor . NEW : Incident did prompt transit officials to look at train operator fatigue . 32 people were injured in last month 's incident at the end of Chicago 's Blue Line . A union official had said there were ` ` indications '' that the train operator ` ` dozed off ''
NEW : Official : No reason , based on schedule , that fatigue should have been a factor . NEW : Incident did prompt transit agency to look at train operator scheduling . 32 people were injured in last month 's incident at the end of Chicago 's Blue Line . A union official had said there were `` indications '' that the train operator `` dozed off ''