Juventus played a six-goal thriller with Sassuolo that allowed them to gain a seven-point lead at the top of Serie A.
Juve led 2-0 thanks to Danilo’s shot from the edge of the box and Gonzalo Higuain’s powerful effort from Miralem Pjanic’s long ball.
But Sassuolo took the lead 3-2 thanks to the first attempt by Filip Djuricic, a superb free kick by Domenico Berardi and the close range arrival of Francesco Caputo.
Alex Sandro’s head saved Juventus, who stumbles to the title.
They have failed to win in their last three games, conceding nine goals – as much as they left in their other 13 league games in 2020.
Wojciech Szczesny made seven saves against Sassuolo, eighth – the most goalkeepers in Juve had to do in a Serie A match since March 2014.
Cristiano Ronaldo did not score in a Serie A match for the first time since March, having scored seven goals in six league games since the restart.
Sarri team looking for ninth consecutive Serie A title and second place Atalanta by seven points with five games left.
Lazio went third with a 0-0 draw to Udinese, while Inter Milan could move within six points of Juve if they beat SLEEP Thursday.