megyn: we are getting new reports that the nrc, nuclear regulatory commission is planning on beefing up security at nuclear plants around the nation. we are told it's a security measure to prevent any infiltration by potential terrorists. this coming after an audit conducted at the request of senator chuck schumer of new york. it calls for a better screening process of employees, identifying terrorist -- terrorists. a suspected al-qaida member was said to have worked at nuclear facilities in new jersey for six years before moving to yemen. reports out of dallas of an armed gunman inside the brooke haven college calm puts. that school now in -- campus. that school now in lockdown. an alert is out to all students telling them to stay inside while they sort this situation out. trace gallagher has the latest. >> reporter: this is north of dallas, this is farmer's branch and brooke haven college is a two-year community college. the information we have is that