Los Angeles Chargers offensive tackle Rashawn Slater was carted off the practice field on Thursday afternoon with what turned out to be a significant injury. According to ESPN NFL insider Adam Schefter, the two-time Pro Bowler suffered a season-ending knee injury. It’s a massive blow to the team’s offensive line and offense as a whole. It also serves as a harsh reminder as to why players will always — and should always — act on the side of caution when it comes to participating in training camp when they are seeking a new contract. In Slater’s case, he’s a lucky one because he just agreed to a new four-year, $114 million contract extension with $92 million in guarantees days before the injury happened. That contract was signed after he did not participate in some of the team’s early training-camp practice sessions. If Slater had participated early on and had this injury happen before he was able to get his new deal signed, it would have been a devastating blow in his quest to get that pay day. Not only would
