At least 14 people are injured during a mass stabbing at a local community college in the northwest Houston area Tuesday morning.<br/> <br />Four people were critically injured during the incident at the Lone Star College in Harris County.<br/> <br />Police said one suspect was detained<br/> <br />At noon the school posted on twitter a warning saying "Seek shelter now. If away, stay away."<br/> <br />Three people were shot at a separate campus of Lone Star College in January.