This morphed (in motion) 85MHz microwave imagery shows the tightly defined eye change into something a little more ambiguous.
Microwave lets us see through the upper level cloud formation to what is going on with the organization closer to the sea surface.
http://cimss.ssec.wisc.edu/tropic/real-time/marti/2005_TWENTY-FOUR/webManager/displayGifsBy12hr_05.html