Sneak Peek Marvel Comics' "S.H.I.E.L.D." #4, available April 8, 2015, written by Mark Waid, with illustrations by Chris Sprouse and covers by Julian Totino Tedesco, Colleen Doran, showcasing "Fantastic Four" member 'Sue Storm' aka the 'Invisible Woman' :
"...for years, 'S.H.I.E.L.D.' secret agent 'Sue Richards' aka the 'Invisible Woman' has been an operative of the spy agency. None of the other 'Fantastic Four' is aware of her connection to S.H..E.L.D., but it's time they learned..."
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