How Much Of Black Widow's Sordid Past Will We See In Avengers 2?

Spoilers for Agent Carter are ahead If you watched last week's episode of ABC's Agent Carter, you undoubtedly remember that Peggy Carter's new neighbor Dottie, who is not as sweet as she seems, killed a man with moves similar to what we've seen Natasha Romanoff, a.k.a. Black Widow use in the movies. The show runners revealed hours later that Dottie is part of the Black Widow Program (though it isn't called that on the show), i.e. the precursor to the shadowy organization that Black Widow was aff...