See also Iran Feature: The Week in Civil Society --- From The "Butcher of the Press" to Speaking Out Against War br>
Iran Video Feature: The Unemployed and Hungry Beg Ahmadinejad for Help br>
The Latest from Iran (17 April): Splitting Europe from the US Over Nukes and Sanctions
Robabeh Rezai said the fast began on Saturday when Shahabi, a leading member of the bus drivers' union, he received a six-year prison sentence.
Shahabi has been detained since June 2010.
1440 GMT: President v. Parliament. MP Ruhollah Hosseinian, a supporter of President Ahmadinejad, has claimed that Parliament, with its criticism of the Government, has tried to "destabilise" the Iranian system.