Pittsburgh Pirates outfielders, from left, Jared Oliva, Bryan Reynolds and Gregory Polanco (25) celebrate the final out of a 7-0 win over the Chicago Cubs in a baseball game in Pittsburgh, Thursday, Sept. 24, 2020. (AP Photo/Gene J. Puskar)PITTSBURGH – Chad Kuhl pitched seven sharp innings and Colin Moran and Bryan Reynolds had home runs among their three hits each Thursday in the Pittsburgh Pirates’ 7-0 victory over the slumping Chicago Cubs. The Cubs, who clinched a postseason berth Tuesday, are stumbling toward the playoffs with five losses in six games. Geoff Hartlieb and Blake Cederlind completed the shutout in which the Pirates’ staff was backed by four home runs. Mills lasted 3 2/3 innings and gave up four runs and eight hits with one walk and two strikeouts.