Malaysians police say several thousand people were arrested . Riot police fire tear gas as more than 1,600 people rally in Bersih . Writing on his blog ahead of the protest , Ibrahim said the `` intended peaceful gathering '' was to bring Malaysians together `` as one united people in pursuit of clean and fair elections . '' Opposition leader Ibrahim says he has been injured in the protest . Protesters are calling for electoral reforms but the government says the rally is illegal .
Malaysians police say several thousand people were arrested . Riot police fire tear gas as more than 1,600 people rally in Bersih . Opposition leader Ibrahim says he has been injured in the protest . Protesters are calling for electoral reforms but the government says the rally is illegal .