The Scouring

Auspex Scan (Action): 1 unit can start action at
end of your Movement phase if w/i range of an
OBJ marker that hasn't been scanned by a unit.
Unit can't start action while any enemy units
(excluding AIRCRAFT) in range of same OBJ
marker. Action completed at start of your next
CMD phase, or at end of the battle (whichever
happens first), provided unit attempting is still
in range of same OBJ marker. If action
successfully completed, OBJ marker has been
scanned.