Milan are reportedly ready to pounce for Napoli captain Lorenzo Insigne.
Inter coach Antonio Conte hailed his side's 1-0 win over contenders Atalanta on Monday but knows there is a long way to go.
Milan Skriniar was Inter's matchwinner as his goal secured a hard-fought 1-0 victory over Atalanta, moving the Nerazzurri clear at the top.
Jose Mourinho said it would be a "big surprise" if Tottenham were to make any moves in the January transfer window.
Inter had to stay patient once again to beat Hellas Verona and, at least briefly, claim top spot in Serie A.
Salzburg star Dominik Szoboszlai is attracting interest from across Europe.
Slovakia qualified for back-to-back European Championships as an extra-time goal saw off Northern Ireland at Windsor Park.
Real Madrid are reportedly trying to prise France sensation Eduardo Camavinga from Ligue 1 side Rennes.
Barcelona forward Ousmane Dembele is reportedly against a switch to Manchester United.
Manchester United are reportedly confident they will sign Jadon Sancho before the transfer window closes.