the Tennessee Titans’ season-opening 26-10 victory at the Kansas City Chiefs, but exited in the first quarter after injuring his shoulder. On September 16, 2014, the Tennessee Titans officially placed Brown on injured reserve for the rest of the 2014 NFL season after it was discovered that Brown has torn his pectoral muscle in Week 1. 2015 Throughout training camp, Brown competed against Wesley Woodyard and Avery Williamson to regain his role as a starting inside linebacker. Head coach Ken Whisenhunt named Brown and Avery Williamson the starting inside linebackers to start the season. They started alongside outside linebackers Brian Orakpo and Derrick Morgan. On September 27, 2015, Brown recorded five combined tackles, deflected a pass, and made an interception during a 35–33 loss against the Indianapolis Colts in Week 3. Despite his performance, assistant head coach Dick LeBeau demoted Brown to a backup inside linebacker. Wesley Woodyard replaced him as the starter for the remainder of the season. In Week 6, he collected a season-high 12 combined tackles (eight solo) during a 38–10 loss to the Miami Dolphins. Brown finished his last season with the Tennessee Titans with 77 combined tackles (55 solo), three pass deflections, two interceptions, and was credited with half a sack in 16 games and five starts. He received an overall grade of 69.9 from Pro Football Focus in 2015, which ranked 30th among all qualified linebackers. Buffalo Bills 2016 On April 4, 2016, the Buffalo Bills signed Brown to a one-year, $1.25 million contract that includes a $450,000 signing bonus. Throughout training camp, Brown competed for a role as a starting inside linebacker against Reggie Ragland, Brandon Spikes, Preston Brown, and David Hawthorne. Brown earned a starting role after Reggie Ragland tore his ACL at the beginning of training camp. He started alongside Preston Brown and starting outside linebackers Jerry Hughes and Lorenzo Alexander. He started the Buffalo Bills' season-opener at the Baltimore Ravens and recorded eight combined tackles during their 13–7 loss. On October 2, 2016, Brown collected a career-high 17 combined tackles (12 solo) and made one sack in the Bills' 16–0 victory at the New England Patriots in Week 4. On December 11, 2016, Brown made seven solo tackles, a pass deflection, and intercepted a pass by Steelers' quarterback Ben Roethlisberger during a 27–20 loss against the Pittsburgh Steelers in Week 14. On December 20, 2016, it was announced that Brown