Week 12 Fantasy Rankings: FLEX Unknown 01:05 Having difficulty deciding on tough fantasy start 'em, sit 'em decisions at the RB, WR, and TE positions? Our FLEX rankings have you covered for Week 12. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsSid Hartman always made athletes smile throughout the yearsStefon Diggs makes marvelous acrobatic TD catch in the side of end zone vs. ChiefsPatrick Mahomes on Chiefs adapting to defenses: ‘We just find a way to win a football game’Chiefs RB Darrell Williams punches in 13-yard rushing TD on 4th down to secure win over BillsMahomes, Edwards-Helaire shine in Chiefs' 26-17 victory over BillsTravis Kelce hauls in tip-toe TD catch from Patrick Mahomes vs. Bills
