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	Violence erupted after around 300 opposition activists protested outside Phnom Penh&#39;s &quot;Freedom Park&quot; which has been closed since a bloody crackdown on striking garment workers in January.</div>
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	Scores of security guards and protesters fought with sticks and stones injuring at least 30 people, mostly guards, said Chan Soveth of the Cambodian Human Rights and Development Association (ADHOC).</div>
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	An AFP photographer at the scene saw at least two guards lying on the ground bleeding with head wounds.</div>
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	&quot;Police then fired several tear gas bombs&quot; to disperse the demonstration, said Am Sam Ath of the Cambodian League for the Promotion and Defense of Human Rights (LICADHO).&nbsp;</div>
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	It was the latest opposition rally in Cambodia where authorities have responded violently to any form of public dissent in recent months.</div>
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	AFP</div>

Cambodian police fire tear gas to break up protest clashes

PHNOM PENH - Cambodian police Tuesday fired tear gas to disperse demonstrators demanding authorities reopen the country's main protest venue, as clashes left at least 30 people injured, rights groups said.