React: Radio input bug

https://github.com/facebook/react/issues/10078

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.24/browser.js"></script>
<script src="https://npmcdn.com/react@latest/dist/react-with-addons.js"></script>
<script src="https://npmcdn.com/react-dom@latest/dist/react-dom.js"></script>
<script src="https://facebook.github.io/react/js/jsfiddle-integration-babel.js"></script>

<div id="container"></div>

JavaScript 1.7

class Test extends React.Component {
  constructor() { 
    super(); 
    this.state = {}; 
    
    this.onChange = this.onChange.bind(this);
  }
  onChange(e) {
    console.log('hello ' + e.target.value);
    this.setState({ checked: e.target.value });
  }
  render() {
    return (
    	<div>
      	<input type="radio" name="some" checked={this.state.checked === '1'} onChange={this.onChange} value="1" /> 1
        <input type="radio" name="some" checked={this.state.checked === '2'} onChange={this.onChange} value="2" /> 2
        <input type="radio" name="some" checked={this.state.checked === '3'} onChange={this.onChange} value="3" /> 3
    	</div>
    );
  }
};

ReactDOM.render(
  <Test />,
  document.getElementById('container')
);