I suspect that will not be a problem in the end. There is a question as to his Residency since there is a Argument that is now a resident of Maryland. Under Louisiana Law he has to be a citizen for 5 years. HEre is an article on this
http://www.shreveporttimes.com/apps/pbcs.dll/article?AID=/20070318/OPINION0106/703190322/1058/ADVERTISING
To be honest I think that barrier is not as big as the paper says it is. Citizenship is the term that used and not "resident" Citizenship I think is a tad more fluid term and requires much more of a intent than just residency because it relates to domicile.
That article is pretty informative.