A last-gasp goal by substitute Boulaye Dia earned Lazio a 2-2 draw against visitors Napoli on Saturday, with Antonio Conte's Serie A leaders now at risk of being knocked off top spot later this weekend.

Napoli were held to a third consecutive stalemate as Lazio fought back for a 2-2 thriller, including Gustav Isaksen’s scorcher and a bizarre own goal.

Napoli were held to a 2-2 draw at Lazio on Saturday after Boulaye Dia scored late on as the Italian Serie A leaders thought they were set to move four points clear of Inter Milan.