Colorado school gunman 'acted in retaliation'

The gunman in yesterday's shooting at a Colorado school is believed to have acted in retaliation for disciplinary action against him by the debate club coach, according to Reuters.


Girl critical after Colorado high school 'revenge' shooting

A 17-year-old female student is in a critical condition in hospital after being injured in a shooting at a high school in the US state of Colorado. The suspected gunman was found dead at the scene with an apparently self-inflicted gunshot wound.