The buildup to the summer transfer window has now begun, with rumours and speculation continuing to swirl as Manchester City eye possible reinforcements.

The 2018-19 champions did not bring in a single player during the January transfer window, despite suffering a defensive shortage for much of the campaign so far.

Here, Sports Mole rounds up the latest news on possible comings and goings at the Etihad.

Friday morning's headlines:

Manchester United, Manchester City enquire about Barcelona's Antoine Griezmann?
Manchester United and Manchester City reportedly ask about the availability of Antoine Griezmann, who has struggled during his first year at Barcelona. Read more.

Chelsea, Manchester City view Lucas Digne as Ben Chilwell alternative?
Chelsea and Manchester City are reportedly contemplating an approach for Everton defender Lucas Digne, whom they view as a cheaper alternative to Ben Chilwell. Read more.

Manchester United target Leon Bailey 'keen on Premier League move'
Bayer Leverkusen winger Leon Bailey, an alleged target of Manchester United, is reportedly keen on a move to the Premier League this summer. Read more.

Stephen Warnock: 'Liverpool should move for Pierre-Emerick Aubameyang'
Stephen Warnock urges former club Liverpool to move for Arsenal captain Pierre-Emerick Aubameyang this summer. Read more.

Manchester City 'want David Alaba as part of summer rebuild'
Manchester City reportedly identify Bayern Munich full-back David Alaba as a transfer target ahead of a summer rebuild after surrendering their Premier League title. Read more.