A US citizen has been freed from a Russian prison. He had been incarcerated for a lengthy period. His health had deteriorated significantly during this time, according to an advocacy group.

Further information about his case is available from the source. The individual, Robert Gilman, was held for four years. His release was carried out by Russian authorities.

Details about his current condition and the circumstances surrounding his release are limited. For more information, readers can consult the original report from FOX 9 KMSP in Minneapolis, MN.