During the offseason, the focus is often on the players likely to make an impact, but their success often come at the expense of others at their position.In order to make room for additions, developmental youth and schematic fits, there will be players that slide down, or off, the depth chart.With the new regime in Oakland, more changes than normal are expected. General manager Reggie McKenzie has already made major changes, but head coach Dennis Allen has yet to put his stamp on the new-look roster.Allen is a defensive-minded coach that takes over a defense largely constructed by the defensive-minded ...