February 28, 2011
A French news-agency wrote: Mir Hossein Mousavi and Karroubi were arrested and transferred to a prison in Tehran with their wives.
Kalame website: Mir Hossein Mousavi and Mehdi Karroubi were arrested with their wives and transferred to the Heshmatie prison. According to the Kalame website, the arrest and transfer of Mousavi and Karroubi to prison is confirmed but the exact time is not clear.