Four-star senior running back Lyn-J Dixon of Taylor County High School of Butler, Ga., announced Saturday afternoon on his Twitter account that he has decommitted from Tennessee.

The 5-foot-10.5, 178-pound Dixon had been committed to the Vols since June. He made his decision known shortly after Tennessee's 15-9 loss to South Carolina on Saturday amid increasing speculation about Vols coach Butch Jones' future.

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"I have made the Decision to re open my recruitment to all Schools," he tweeted. "I prayed and thought hard on it and talked to my family before making this Choice.. ~Respect my Decision."

I have made the Decision to re open my recruitment to all Schools ,I prayed???? and thought hard on it and talked to my family before making this Choice..?? ~Respect my Decision~ — Lyn-J Dixon...™?? (@im_Next23) October 14, 2017

Dixon is ranked the No. 288 overall prospect and No. 6 all-purpose back in the 247Sports Composite for the 2018 class.

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He holds offers from more than 15 other schools, including Clemson, Alabama, Georgia, Florida, LSU, Michigan, Notre Dame, Oklahoma, Ole Miss, South Carolina, Texas and Virginia Tech.

Tennessee now is left with 22 known commitments in the 2018 class, including one running back: three-star Anthony Grant of Buford (Ga.) High School.