There's precious little Bucky remembers, but that question is one of the few that are easy for him to answer. "Hydra," he replies, and quickly follows it with an explanation. "We were at war with them, and I was captured. They had me for at least sixty years, but part of what they did to me caused me to forget everything. I'm remembering things, a little at a time. Like how I fell out of a train once, and into a canyon."