Sign up now for FREE unlimited access to Reuters.com Register July 17 (Reuters) – Russian media worker Marina Ovsyannikova, who staged a protest against the invasion of Ukraine live on state television in March, was briefly arrested in Moscow on Sunday, according to posts on her channels on social media. “Marina has been taken into custody,” said a post on her Telegram channel, under images of two police officers leading her to a white van. Shortly after, Ovsyannikova posted photos of herself and two dogs on her Facebook page. Sign up now for FREE unlimited access to Reuters.com Register “I went for a walk with the dogs, just outside the gate I was approached by people in uniform,” he wrote. “Now I’m sitting in the Ministry of Internal Affairs of Krasnoselsky,” referring to a police station in a Moscow district. Three hours later, Ovsyannikova said she was released. “I’m home. Everything is fine,” she wrote on her Facebook page. “But now I know it’s always better to bring a suitcase and passport if you go out.” Ovsyannikova became famous in March after she stormed into a studio of Russian state television, her then employer, to denounce the war in Ukraine during a live newscast. read more She was fined after being found guilty of breaking protest laws. read more Her brief detention on Sunday followed posts on July 15 on social media in which she appears with a poster calling Russian President Vladimir Putin a murderer and his soldiers fascists. “How many kids have to die for you to stop?” the poster read. German media outlet Welt hired Ovsyannikova as a correspondent in April. She returned to Russia earlier this month, writing on Facebook that she was forced to return to defend her parental rights in court against her husband. Sign up now for FREE unlimited access to Reuters.com Register Reporting by Elaine Monaghan in Bloomington, Indiana. Edited by Lincoln Feast. Our Standards: The Thomson Reuters Trust Principles.