Fabio Quagliarella struck from the penalty spot as Torino came from behind to earn a 1-1 draw at Sassuolo.
Roma surrendered their grip on second place in Serie A to fierce rivals Lazio by struggling through a 1-1 draw at Torino.
Torino maintained their push for European football with a 2-1 victory at Serie A strugglers Atalanta on Saturday.
Juventus closed in on a fourth straight Serie A title after a 2-0 victory over Empoli.
Torino inflicted more misery on Serie A strugglers Parma after they claimed a 2-0 win on Sunday.
Roma fell to their first defeat in Serie A since November 1 as they suffered a surprise 2-0 home defeat to Sampdoria.
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