US | NASA Ohio NASA Facility Locked Down, Reports of Gunman Spokesperson will not confirm whether gunman is involved By Newser Editors and Wire Services Posted Nov 5, 2010 9:56 AM CDT Copied In this combo made from file photos, a Continental Airlines plane takes off from Cleveland Hopkins Airport over the NASA Glenn Research Center in Cleveland, top. (AP Photo) A sprawling NASA research center next to Cleveland's airport is under lockdown amid reports of a possible gunman. NASA Glenn Research Center spokeswoman Sally Harrington wouldn't say whether police were checking for a gunman but she says the complex was placed under "complete lockdown" this morning. The center is located at the edge of Cleveland Hopkins International Airport along the Cleveland-Brook Park border. Brook Park police withheld details on how they were handling the situation; Cleveland police say they aren't involved. The research center has more than 3,400 employees and contract workers. An airport spokewoman says its operations are unaffected. Read These Next Sarah Ferguson said she cut off Epstein. Not quite, emails show. The voice behind 'Joy to the World' has died at 83. Turning Point reveals lineup for its alternative halftime show. Floridians won't be able to vote on legalizing pot this year. Report an error