1.    elements:
a.    state actor
b.    seeking prospective relief
2.  can get an injunction against an individual state actor to enjoin
from enforcing a state law that you get adjudged unC’al or in
violation of federal law (e.g. violation of e.p. or d.p.)
3.  relief:  only injunction  [therefore, must be an ongoing wrong]
limited exception in Ruiz v.  TX:   re: prision conditions; would
take years to get conditions up to snuff; can get $ for bad
conditions from now on but not retroactively) [we allow dmgs for this
b/c it would be bad to find a C’al wrong, but afford no remedy]