( Manchester, N.H. ) - Police have arrested a 21 year old former student of Manchester West High School after he showed up in a classroom with what turned out to be a pellet gun in his waistband, which caused a 90 minute lockdown. Manchester Police Chief David Mara said Damian Johnson went to a classroom where a female student spotted the gun.He said Johnson, who also had a knife, did not make any threats or act violently when he was taken into custody. He was charged with criminal trespassing. The lockdown was lifted at 10am.

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