Brazil Serie B midfielder Valdivia was substituted at half-time after being notified he tested positive for COVID-19.
Brazilian side Chapecoense, who lost most of their squad in an air crash in 2016, were promoted to the first division on Tuesday.
Luiz Felipe Scolari will coach Cruzeiro as the two-time Copa Libertadores champions try to avoid relegation to Brazil's third division.
Brazilian footballer Bryan Borges was forced to deliver his own baby on the pavement outside his house.
A Brazilian match was interrupted by a riot on Sunday which started when a supporter ran onto the pitch and was wrestled to the ground by a player.
Rivaldinho, the son of Brazil legend Rivaldo, has joined Dinamo Bucaresti on a contract that runs until June 2020.
While attempting to make his way upfield, the CRB midfielder on the ball was dramatically catapulted into the air when he suddenly forgot how to run.
Retired World Cup star Rivaldo plans to make a return to action at the club where he is currently president, Mogi Mirim EC in Brazil's Serie B.
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