By Mark Lamport-Stokes ATLANTA (Reuters) - American Chris Kirk could not have scripted it any better as he heads into this week's Tour Championship finale atop the FedExCup standings, in prime position to clinch overall playoff honors in his home town. The 29-year-old Atlanta native won his second PGA Tour title of the season at the best possible time, clinching the second of four playoff events earlier this month to vault to the top of the FedExCup point list. Kirk maintained that position by tying for 36th at the BMW Championship on Sunday and is one of only five players in this week's elite field of 29 who is automatically guaranteed the overall playoff prize by winning the Tour Championship. "Being an Atlanta guy, growing up in Atlanta, living in Atlanta, and just being here this week is a huge accomplishment for me. More...