<p>A reward is being offered for information leading to the arrest and conviction of a suspect in the robbery of a video game store that left a manager dead.</p><p>Grapevine, Texas-based GameStop Corp. is offering a $10,000 reward in connection to a Sunday robbery at its Marietta location during which, 21-year-old Matthew Cherry dead.</p><p>An autopsy found that Cherry died from suffocation after having his hands tied behind his back and duct tape put over his nose and mouth.</p><p>The suspect spent at least an hour in the store, stealing merchandise such as video games and DVDs.</p><p>Police believe the suspect then left in Cherry's car. The car is described as a red, two-door 2004 Honda Civic LX.</p><p>Another employee and his father were also tied up during the robbery but were not seriously hurt.</p>