Cowboys left tackle Tyler Guyton: I wasn't good last year, I want to do better

Cowboys left tackle Tyler Guyton, who started as a rookie last season, admits he wasn't at his best and aims to improve significantly in his second NFL season. Despite missing time due to illness and injuries, Guyton refuses to make excuses and is determined to become a reliable player. Committed to improvement, he has revamped his diet and started working out early at the team facility. Guyton acknowledges he has much to prove and is focused on making a notable difference this year, which is critical for the Cowboys as they look for enhanced performance from him.