How Many Roster Spots are Actually Available this Summer?

Many of us spend the summer putting together 53-man roster predictions and pontificating about which under-the-radar players are going to make a roster push with strong training camp and preseason performances.

However, how many roster spots are truly up for grabs--especially on a Green Bay Packers team that is loaded with veteran experience?

The reality is there are oftentimes very few, and most of the roster spots on the 53-man depth chart are already accounted for. So with that being the case, I wanted to go position by position through this Green Bay Packers team in an attempt to get an idea of how many roster openings there actually are this summer.

Quarterback: 0

This is pretty straight…