react router

ReactDOM.render(
        <ReactRouter.Router history={ReactRouter.browserHistory}>
            <ReactRouter.Route path="/" component={App}>
                <ReactRouter.Route path="/campaigns" component={RouterWrapper}>
                    <ReactRouter.IndexRoute component={Campaigns} />
                    <ReactRouter.Route path="/campaigns/:campaignId(/execution/:executionId)" component={CampaignExecutions}/>
                </ReactRouter.Route>
                <ReactRouter.Route path="/templates" component={Templates}/>
                <ReactRouter.Route path="/attachments" component={Attachments}/>
            </ReactRouter.Route>
        </ReactRouter.Router>
        ,
        document.getElementById('reactContainer')
    );