Williams led the field back to green .
Sherfick got under Williams in turn four coming to the halfway mark and was able to hold off a hard charging Corey Struckhoff to make his way to the winner 's circle .
Williams led the field back to green , but Sherfick got under Williams in turn four coming to the halfway mark and was able to hold off a hard charging Corey Struckhoff to make his way to the winner 's circle .