Organic chemistry; LB duo Watt, Dupree thriving for Steelers

Pittsburgh Steelers outside linebacker T.J. Watt (90) celebrates his interception in the end zone against the Arizona Cardinals during the second half of an NFL football game, Sunday, Dec. 8, 2019, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Pittsburgh Steelers outside linebacker Bud Dupree (48) runs a play against the Arizona Cardinals prior to an NFL football game, Sunday, Dec. 8, 2019, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Pittsburgh Steelers outside linebacker T.J. Watt (90) lines up against the Arizona Cardinals during the second half of an NFL football game, Sunday, Dec. 8, 2019, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Pittsburgh Steelers outside linebacker Bud Dupree celebrates after forcing a fumble off Cincinnati Bengals quarterback Ryan Finley and recovering the ball for a turnover during the second half an NFL football game, Sunday, Nov. 24, 2019, in Cincinnati. (AP Photo/Gary Landers)