The 24-year-old Glasgow Rangers forward was released by the Ibrox club on Monday.
The two players have been huge for Arsenal and Tottenham Hotspur this season.
Welcome to this morning's transfer round-up. This edition features 'Manchester United stepping up interest in Reece Oxford?' and 'Benfica's Ederson Moraes interesting Manchester City?' plus more, so delve in below.
Sevilla boss Unai Emery has been linked with the Everton managerial job.
Milton Keynes Dons and Bristol Rovers managers are reportedly on Leeds United’s radar.
Sinclair has agreed to join Watford ahead of next season with his contract running down.
The on loan Everton winger has flattered to deceive at Hillsborough.
Magpies’ legend Nolberto Solano has his say on Rafa Benitez and Newcastle United.
The ex-Celtic striker suggested Brendan Rodgers has his hands full.
The Aston Villa centre-back believes the club suffered a "nightmare" season because of the lack of stability on the pitch and in the dugout.
“The weak have taken the Earth…” In Bryan Singer’s X-Men: Days of Future Past, Wolverine’s consciousness was teleported back from an apocalyptic future to a retro-1970s past to achieve a Terminator-style rewriting of the present.
Tottenham appear to have failed with a move for Bolton defender Rob Holding.
It is hard to miss the warnings. In the race to make computers more intelligent than us, humanity will summon a demon, bring forth the end of days, and code itself into oblivion. Instead of silicon assistants we’ll build silicon assassins.