For full coverage of the crisis in Ukraine, visit Flashpoint Ukraine.

The latest developments in the conflict between Russia and Ukraine. All times EDT.

12:05 a.m.: Since Brittney Griner last appeared in her trial for cannabis possession, the question of her fate expanded from a tiny and cramped courtroom on Moscow’s outskirts to the highest level of Russia-US diplomacy.

The WNBA star and two-time Olympic gold medalist is to return to court on Tuesday, a month after the beginning of the trial in which she could face 10 years in prison if convicted. As the trial has progressed, the Biden administration has faced rising calls for action to win her release.

In an extraordinary move, Secretary of State Antony Blinken last week spoke to Russian counterpart Sergey Lavrov, urging him to accept a deal under which Griner and Paul Whelan, an American imprisoned in Russia on an espionage conviction would go free.

Although details of the offer remain shrouded, Blinken’s public announcement of a proposal was at odds with the convention of keeping prisoner-release negotiations tightly under wraps