According to the Russian news agency Tass, the detainer for the possession of e-liquid containing a drug called "hash oil" has been extended until May 19.
The seven-time All-Star was ordered to be held for at least two more months by the Moscow region court.
The court granted the petition of the investigation and extended the term of the U.S. citizen.
A member of the Public Monitoring Commission, a semi-official body with access to Russian prisons, told the news agency that the prison beds were too short and that the only issue with the prisoner was that she was sharing a cell with two other women with no previous convictions.
The Russian Customs Service said earlier this month that a player from the Phoenix Mercury was held in Moscow in February after arriving from New York.
The player was identified by a source. The Mercury said that they are aware of the situation and are closely watching it.
A criminal case has been opened with a possible sentence of five to 10 years in prison, after a scanned luggage revealed a liquid with a drug in it.
In February, it was not clear when the UMMC Ekaterinburg player was taken into custody.
The Biden administration has assigned an embassy team to work on the case, according to the Secretary of State.
The U.S. national teams won two gold medals in the Olympics.