From the channel that brought you Tahrir Square: The Battle for Independence Square on 28 April 2012

Published on Apr 28, 2012 by AlJazeeraEnglish

Malaysian police have clashed with thousands of protesters who are calling for an overhaul of the country's electoral system.

Security forces fired tear gas and water cannon at demonstrators in the capital Kuala Lumpur.

Al Jazeera's Harry Fawcett, reporting from the capital Kuala Lumpur, says he himself has experienced "some police violence."