This was attempted, but the FL courts are unwilling to examine the merits and evidence on which George W. Greer based his findings. Therefore, there should be a national law to correct this time of states' rights abuse. People argue "states' rights" mostly when they want a case to come out a certain way, not based on a constitutional process. "States' rights" died in the New Deal if not sooner.
Terri is a goner. The lone hope is the US Congress, and they'll never act in time, even disregarding whether their action would be constitutional.