Kingsbury, Rhule renew friendly rivalry at the NFL level

Washington Football Team head coach Ron Rivera, right, greets Arizona Cardinals head coach Kliff Kingsbury after an NFL football game, Sunday, Sept. 20, 2020, in Glendale, Ariz. The Cardinals won 30-15. (AP Photo/Ross D. Franklin)

Arizona Cardinals wide receiver Andy Isabella (17) celebrates his touchdown against the Detroit Lions during the second half of an NFL football game, Sunday, Sept. 27, 2020, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Carolina Panthers running back Mike Davis (28) celebrates after a touchdown catch against the Los Angeles Chargers during the first half of an NFL football game Sunday, Sept. 27, 2020, in Inglewood, Calif. (AP Photo/Ashley Landis )

San Francisco 49ers running back Raheem Mostert, left, runs past Arizona Cardinals linebacker Isaiah Simmons (48) to score during the first half of an NFL football game in Santa Clara, Calif., Sunday, Sept. 13, 2020. (AP Photo/Josie Lepe)

FILE - In this Aug. 31, 2020, file photo, Arizona Cardinals' Isaiah Simmons (48) and Evan Weaver (50) run drills during NFL football training camp in Glendale, Ariz. The Cardinals, who play the San Francisco 49ers this week, have added a dynamic No. 1 receiver in DeAndre Hopkins and a versatile defensive playmaker in rookie Simmons. (AP Photo/Matt York, File)

Arizona Cardinals wide receiver Andy Isabella (17) celebrates his touchdown against the Detroit Lions with tight end Darrell Daniels (81) during the second half of an NFL football game, Sunday, Sept. 27, 2020, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals wide receiver Andy Isabella (17) runs in for a touchdown after the catch as Detroit Lions cornerback Darryl Roberts during the second half of an NFL football game, Sunday, Sept. 27, 2020, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Carolina Panthers running back Mike Davis (28) runs into the end zone with for a touchdown after a reception during the first half of an NFL football game Los Angeles Chargers Sunday, Sept. 27, 2020, in Inglewood, Calif. (AP Photo/Ashley Landis)

Carolina Panthers head coach Matt Rhule during the second half of an NFL football game against the Tampa Bay Buccaneers Sunday, Sept. 20, 2020, in Tampa, Fla. (AP Photo/Jason Behnken)

Carolina Panthers head coach Matt Rhule adjusts his headset during the second half of an NFL football game against the Tampa Bay Buccaneers Sunday, Sept. 20, 2020, in Tampa, Fla. (AP Photo/Jason Behnken)

Carolina Panthers head coach Matt Rhule during the second half of an NFL football game against the Tampa Bay Buccaneers Sunday, Sept. 20, 2020, in Tampa, Fla. (AP Photo/Jason Behnken)

Arizona Cardinals head coach Kliff Kingsbury watches during the first half of an NFL football game against the Detroit Lions, Sunday, Sept. 27, 2020, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals head coach Kliff Kingsbury watches his team prior to an NFL football game against the Detroit Lions, Sunday, Sept. 27, 2020, in Glendale, Ariz. (AP Photo/Ross D. Franklin)