09.10.20 PAL PRX1 SB from Warrior Coal, Nebo, Ky Published December 30, 2020 at 1200 × 801 in A 2020 COVID-19 Roadtrip Update ← Previous / Next → September 10, 2020 – Paducah and Louisville 4518 & 4522 lead PRX1, a loaded coal train, as they depart Warrior Coal at Nebo, Kentucky, headed southbound for the barge loading and blending facility at Calvert City, Ky.