See how the Ravens' depth chart stacks up following the start of free agency.

The Ravens have bolstered their offensive line, bringing back guard John Simpson.

Here's who the Ravens could consider adding at center and guard in free agency.

Here's who the Ravens could consider adding at wide receiver in free agency.

Here's who the Ravens could add in free agency to bolster their tight end room.

Here's who the Ravens could add as a depth piece to their secondary.

The Ravens have added depth to their tight ends room, signing Durham Smythe.

The Ravens have added defensive end Trey Hendrickson to their defense.

See the evolution of defensive end Trey Hendrickson, who the Ravens signed Thursday.

The Ravens have added to their secondary, signing former New England Patriots safety Jaylinn Hawkins.

Here's who the Ravens could add for more depth at cornerback.

As part of Read Across America Week, General Manager Eric DeCosta read to students at Sinclair Elementary School, and Head Coach Jesse Minter read to students at Arundel Elementary.