class EventRowAdmin extends Component {
constructor(props) {
    super(props);
    this.state = { isChecked: false };
    this.handleChange = this.handleChange.bind(this);
}

handleChange(event) {
    this.setState(({ isChecked }) => (
      {
        isChecked: !isChecked
      }
    ));

    console.log(this.state.isChecked);
}

render() {
    return (
            <tr id={this.props.id}>
                <td><input onChange={this.handleChange} className="remove-event" type="checkbox" /></td>
            </tr>
    )
    }
}