They were the first players chosen by the Cardinals in the April
draft to agree to terms with the team.
Johnson, a fifth-rounder, led Louisville last season with 72
tackles including 44 solo stops. He also had two sacks, two
interceptions, and a fumble recovery.
A special teams standout, Johnson finished his college career
with six blocked kicks, including tying for the national lead with
four as a freshman in 2002.
Watkins, a seventh-round draft pick, was a two-year starter at
Brigham Young and finished with 1,605 yards receiving and 13
touchdowns on 94 receptions. He had 563 yards and seven TDs on 42
catches last season.