Reports broke out of China this afternoon, where the former Newcastle star is playing for Beijing Enterprises, that he had been taken ill after training.
It appears he was subsequently rushed to hospital, where he was pronounced dead.
BBC reporter Tim Hague wrote: “BREAKING: Ex @NUFC midfielder Cheick Tioté has collapsed during training with Beijing Enterprises and has subsequently died. Aged 30.”
The club have yet to make a statement on Tiote’s health.
Tiote's former team-mate at Newcastle, Demba Ba, tweeted: “may Allah gives grant you jannah brother Tiote.” He included six crying emojis in his post.
Cheick Tiote dead: Newcastle fans react on Twitter to reports from China Mon, June 5, 2017
Cheick Tiote has reportedly died after collapsing in training, causing fans to mourn on Twitter
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Cheick Tiote is said to have died
Tiote made his professional debut for Anderlecht in 2005 before moving to FC Twente three years later.
The defensive midfielder then secured a £3.5million switch to Newcastle in 2010.
He remained at the Magpies for seven years – his sole Premier League goal coming in the 4-4 draw against Arsenal in February 2011.
Cheick Tiote played his last game for Newcastle in January this year
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Cheick Tiote joined Newcastle in 2010
Tiote made just 22 appearances of Newcastle's Premier League relegation campaign in 2015/16.
He remained on the periphery of manager Rafa Benitez's plans at the start of last season and played just three times before heading to China.
His last game for the Toon was in a 3-1 win over Birmingham in January.
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