Monica Miles is a member of the Young Allies.
Extremely intelligent, Monica Miles became a skilled engineer who's ability is only dwarfed by Tony Stark. While working on various projects for her company she is presented with a damaged suit of armor previously owned by Iron Man. She rebuilds the armor the best she can and takes on the identity Rescue and joins her brother James as a member of the Young Allies. It is unknown if Stark knows she has this armor.