 In the 2006 season, Thornton appeared in 63 games going 5–3 with a 3.33 ERA and 2 saves.Thornton's 2007 season was a little busier before as he made 68 relief appearance with a 4–4 record and a 4.79 ERA and 2 saves.Thornton made 74 appearances out of the bullpen in 2008 going 5–3 with a 2.67 ERA and 1 save.