The Tennessee Titans have a total of 34 free agents to make decisions on this offseason, and some would argue linebacker David Long is the biggest of the bunch. A 2019 sixth-round pick of the Titans, Long has developed into a good player over his four seasons in the NFL, two of which have been spent as a starter. We’ve seen him be great against the run, while also improving in coverage. However, the biggest knock on Long is his inability to stay healthy. The West Virginia product has missed 12 games the past two seasons, including seven in 2021…