Armenia's former President and Prime Minister Serzh Sargsyan.   CREDIT: Artyom Geodakyan/TASS via Getty Images

Armenia's former President and Prime Minister Serzh Sargsyan. CREDIT: Artyom Geodakyan/TASS via Getty Images

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Armenian Prime Minister resigns after protests

The Prime Minister of Armenia, Serzh Sargsyan, has stepped down following days of mass demonstrations in the streets of the capital Yerevan over what was seen as an unconstitutional power grab by the former president.