IABS???

Allen Thomson (thomsona@netcom.com)
Mon, 3 Nov 1997 13:49:49 -0800 (PST)

Apparently the recent Titan IVA from Vandenberg carried an 
unclassified satellite called IABS (1997-065C, 25021) in
addition to the presumed Lacrosse-3.

What the heck is IABS?