zero one three. due north.
we're on course again.
damn. it's doing it again.
about every ninety seconds, the auto- pilot jogs us to the west.
then re-sets us to the north.
the back-up does the same thing.
seems to be back to normal, sir.
aye-aye sir. engines to half.
the engines are gone!
we can't hold out much longer, sir!
slipping to stern!