Except for a few who are genuinely concerned about the environment , the demonstrators are upset about Turkey 's growing strength , he said , adding that more than 600 of his police had been wounded in the clashes . A massive riot is underway , CNN 's John Damon says . Police are using tear gas and water cannons to disperse protesters . Georgia 's governor says many people have been killed . ` ` Can you shake hands with those who reach out with a fist ? '' Erdogan asks .
A massive riot is underway , CNN 's John Damon says . Police are using tear gas and water cannons to disperse protesters . Georgia 's governor says many people have been killed . ` ` Can you shake hands with those who reach out with a fist ? '' Erdogan asks .