Getty Wide receiver DK Metcalf of the Pittsburgh Steelers. The Green Bay Packers walloped the Pittsburgh Steelers in front of a national audience on last weekend’s edition of “Sunday Night Football,” and the fallout in the Steel City continues. Several days after the Packers handed Pittsburgh its second consecutive loss, the NFL issued a punishment for Steelers wide receiver DK Metcalf in connection with his on-field actions against Packers linebacker Quay Walker during the fourth quarter of