A Green Bay man is behind bars today after he was suspected to be involved in a series of armed robberies throughout the city. While his name has not been released, we do know that he is a 26 year old man, and he was found at a residence in the 2700 block of Osha-He-Ta Trail. Schools in the area were placed on a precautionary lockdown while the arrest was made. The suspect gave himself up without incident, and the lockdown was lifted. The man has not yet been charged, as the investigation remains ongoing.