Cryptoquip Answer for 09/30/2020

UMFI FUEJT-IFRICWA ZCT LCAMI FIMTQIQR DZWRJLQ IZ MQTK IMQL KQXEQDI IMQCX AFLQR?  RKZXIR DFRIZX.

TODAY’S CLUE: X = R

ANSWER:  WHAT AWFUL-TASTING OIL MIGHT ATHLETES CONSUME TO HELP THEM PERFECT THEIR GAMES? SPORTS CASTOR.