The Argentina international has put pen-to-paper on a new four-year deal at the Etihad Stadium, in positive news for the Premier League title hopefuls.
Newcastle, Arsenal, Tottenham, QPR, Fulham, Manchester City, Celtic, Benfica, Schalke, Middlesbrough, Bury and Borussia Dortmund all feature.
After being denied a work permit to head to Arsenal, could Sebastian Perez be heading to Porto instead?
Juventus' Claudio Marchisio, this summer linked with Manchester United, has suffered a tear in a ligament in his knee.
Arsenal face Fenerbahce in the Champions League on Wednesday night.
All the latest news and views from Stamford Bridge.
All the latest Tottenham Hotspur related news and gossip.
Newcastle midfielder Yohan Cabaye has been left out of Newcastle's opening Premier League game, the same day a bid was received for him from Arsenal.
Could Arsenal be forced to turn to young Isaac Hayden in their hour of need?
Which two Premier League players make the HITC top ten this week? Stoke City and Southampton make an appearance despite Robin van Persie's super start to the season with Manchester United.