A massive cleanup is underway , NATO 's Erdogan says . Police are using tear gas and water cannons to disperse demonstrators . Ankara 's governor says four people have been injured . He praised his government 's performance over the past 10 years , citing a rising standard of living , a stock market that has broken records , a quintupling of the central bank 's reserves , plans to build the world 's biggest airport and the construction of a third bridge scheduled to begin carrying traffic in four lanes in either direction over the Bosporus in 2015 . `` Can you shake hands with those who reach out with a fist ? '' Arwa Damon asks .
A massive cleanup is underway , NATO 's Erdogan says . Police are using tear gas and water cannons to disperse demonstrators . Ankara 's governor says four people have been injured . `` Can you shake hands with those who reach out with a fist ? '' Arwa Damon asks .