Though some teams will enter camp with their starting fives relatively set in stone, many others will have some difficult decisions to make before the season commences. Trades, free-agent additions and newly drafted rookies have drastically shaken up depth charts across the league, leaving some entrenched veterans in danger of losing their starting spots.
Other squads are starting from scratch when it comes to filling certain positions in their starting fives. That will only heighten the importance of training camp and preseason for those teams, as they seek to sort out their depth charts before the season begins in late October.
For now, 15 position battles stand out as the most up-for-grabs spots across the league. Read on to see how those fights are likely to shake out.