By Madison Williams The WNBA star has been detained in Russia since Feb. 17, and the Russian government announced that her detention will be extended to at least July 2. Brittney Griner’s agent, Lindsay Kagawa Colas, began a Twitter thread on May 3 with updated information on Griner’s detention in Russia. On Tuesday night, Colas added another tweet to the thread, this time on the Russian ruling of Griner’s extended detention. The Mercury star will remain in Russia detention until Saturday, July 2 based on the extension announced on Tuesday. Colas said that this extension just proves how Griner…