We have at least three distinct subgroups among the 11 participants, with 8 belong to Group 1.  In Group 1, participant 43663 has three markers distinct from the modal values, although two of the markers are identified as rapid mutators.  These can easily be seeing by selecting the "Colorized" option from the "Y-DNA" menu tab.  While it is probable he shares a common ancestor with the rest of Group 1, ideally more markers should be tested for comparison allowing a more definitive conclusion.

There are a number of distinct McCorkle lines throughout in the U.S.  Although there is much speculation, the relationships among these lines is not clear.  If you are a McCorkle male, we encourage you to join to help provide clues to this mystery.