Was the "Sentry's wife is dead" line ever explained? It's been a while since I read early New Avengers.
Bendis has said to look out for characters with dodgy resurrections, so she could be a possibility.
--Previous Message-- : : --Previous Message-- : still around or what? : : Don't you think it would be good to have her : help stablize this man's life? : : : I say she's a skrull. Maybe Bob really did : see her killed, only not by him. It was to : plant a skrull in his bed to whisper : destabilizing nothings in his ear at : night... :