Original sentence: It also occurred less than three weeks after the Dawson College shooting in Montreal, Quebec, Canada, on September 13.The Bush administration has taken notice of the recent violent events in schools and plans to host a conference to discuss the matter
Edited sentence: It is also less than a month after the Dawson College shooting in Montreal, Quebec, Canada, on September 13.The Bush administration has taken notice of the recent atrocities in schools and plans to host a conference to discuss the matter