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Caption:People disperse after police fired tear gas upon pro-democracy demonstrators near the Hong Kong government headquarters on September 28, 2014. Police fired tear gas as tens of thousands of pro-democracy demonstrators brought parts of central Hong Kong to a standstill on September 28, in a dramatic escalation of protests that have gripped the semi-autonomous Chinese city for days. AFP PHOTO / AARON TAM (Photo credit should read aaron tam/AFP/Getty Images)
Caption:People disperse after police fired tear gas upon pro-democracy demonstrators near the Hong Kong government headquarters on September 28, 2014. Police fired tear gas as tens of thousands of pro-democracy demonstrators brought parts of central Hong Kong to a standstill on September 28, in a dramatic escalation of protests that have gripped the semi-autonomous Chinese city for days. AFP PHOTO / AARON TAM (Photo credit should read aaron tam/AFP/Getty Images)

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Did Hong Kong police overreact?

CNN's Andrew Stevens talks with law professor Michael Davis about the government's response to protests in Hong Kong.

Did Hong Kong police overreact?

CNN's Andrew Stevens talks with law professor Michael Davis about the government's response to protests in Hong Kong.