A man has been arrested by La Grande police on sex charges. 36 year old Albert Johnson is behind bars, and being held on $100,000 bail following his arrest on charges of first-degree online sexual corruption of a child, second-degree encouraging child sex abuse, luring a minor, third-degree attempted sex abuse and endangering the welfare of a minor. La Grande Police say investigators had been working on Johnson’s case for a month and a half leading up to his arrest. The investigation is ongoing, and there could be more charges pending.