Nelson had core muscle surgery just before the start of the season.
The Chiefs’ defensive backfield has been shredded in recent weeks, allowing more than 400 yards passing and three touchdowns to Derek Carr in a 31-30 loss to Oakland a little more than a week ago.
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Nelson started 15 regular-season games and the Chiefs’ postseason game last season Antonio Callaway Super Bowl LI Jersey , making 65 stops and 16 pass breakups. He can play on the outside opposite Marcus Peters, replacing Terrance Mitchell Robert Griffin III Super Bowl LI Jersey , or more likely will handle slot duties in place of Phillip Gaines.