matt guttman on the scene there.der athletes in school sports. a west virginia 12-year-old was allowed to stay on her track and field team while the challenge to the state's ban makes its way through the other courts. >>> this morning sweet green has agreed to change the name of its chipotle bowl after being sued over it with fast food rival chipotle saying it infringed. green is calling it chicken and chipotle pepper bowl. we have more ahead including elementary students who were sent to the hospital after eating an unidentified edible. >>> new details on the fatal stabbing of a tech executive in san francisco. new video shows bob lee in his final moments searching for help. demarco morgan is in san francisco with the latest. good morning. >> reporter: george, good morning. the victim collapsed right outside of this apartment building behind me as you about to see in the video. we want to warn our viewers the video is graphic and may be disturbing to watch. this morning as the urgent man hunt for his killer intensif