Russia’s Federal Security Service—FSB—announced Tuesday that another American citizen is in Russian custody. The FSB said a 33-year-old dual Russian-American citizen based in Los Angeles was arrested on suspicion of treason, the Guardian reports. According to the legal NGO Perviy Otdel, Ksenia Khavana was arrested in Yekaterinburg at the end of January and accused of treason on Feb. 7. The FSB said she had collected funds for a Ukrainian organization and, while in the US, had “participated in public actions in support of the Kyiv regime.” Khavana could face up to 20 years in prison if convicte…