Bills Add Defensive Tackle Tyrunn Walker The Bills announced the signing of defensive tackle Tyrunn Walker.   Walker joins the Bills after spending 2017 with the Los Angeles Rams. He played in all 16 games making four starts and producing 22 tackles, 1.0 sack and four passes defensed. For his career, he’s played in 58 games with 85 tackles and 4.5 sacks.   He joined the NFL as an undrafted free agent with the New Orleans Saints in 2012. He is a native of New Iberia, Loui