By Shawn Childs When the Chiefs’ running back is on the field, he offers plenty of value. Two seasons into his NFL career, Chiefs running back Clyde Edwards-Helaire has already missed 10 of his 33 potential starts while failing to make an impact in any area. His play was trending forward in Weeks 3-4 in 2021 (back-to-back 100-yard rushing games – 17/100 and 14/102 with a combined four catches for 21 yards and two touchdowns). Unfortunately for Edwards-Helaire, a left knee injury (MCL sprain) led to a short outing (7/13) and five missed games. When back on the field over five contests, Edwards-…