Henry heading to Ravens is another sign that running backs are valued – at the right price

Tennessee Titans running back Derrick Henry stands for the national anthem before a game against the Jacksonville Jaguars on Jan. 7 in Nashville, Tenn. Derrick Henry is back in the gym, eager to prove turning 30 is just a number that shouldn’t affect the four-time Pro Bowl running back’s value on the NFL’s open market.(AP Photo/George Walker IV, File)

Running backs continued to make strides in free agency Tuesday with four-time Pro Bowler Derrick Henry agreeing to a two-year deal with the Baltimore Ravens, a person with knowledge of the contract told The Associated Press.