This link contains one of those bits of "info" that may or may not be just rumor so link at your discretion.
If however there is truth to it then it will likely come into play during the climax of the final fight of the film.
It's a link to ComicBookMovie.com, which I know has credibility issues. However, they are reporting on the story from Latino Review which has a much better track record.
READ AT YOUR DISCRETION
Link at the end
so you can't say you weren't cautioned.