Ciro Immobile scored twice as Lazio won 3-0 at Udinese to move third in Serie A on Saturday.
Lazio took the lead in the 28th minute when Immobile headed in at the near post.
The visitors doubled the lead nine minutes into the second half when Keita was played into the right side of the penalty area and dinked the ball over goalkeeper Orestis Karnezis.
Immobile wrapped things up with a well-worked third goal in the 61st minute.
Chievo scored twice during the closing stages to secure a 2-0 away win over Pescara and keep in touch at the top of Serie A.
Chievo took the lead on 76 minutes when Riccardo Meggiorini beat the offside trap, then Roberto Inglese added a second on the counter with five minutes left.