Antonio Williams Discusses Being Part of Crowded Backfields at UNC and in the NFL Posted Jul 6, 2021 Former UNC running back Antonio Williams has benefited in college and now the NFL from the ability to be comfortable in competitive situations and understand the role he plays to help his team win. “It's just having confidence in yourself and understanding you've got to control what you can control, and one of those things is when you get that chance." (Inside Carolina)