anchor.diff:    Looking back at the route configuration, we confirm that `'Heroes'` is the name of the route to the `HeroesComponent`.
   .l-sub-section
     :marked
  -    Learn about the *link parameters array* in the [Routing](../guide/router.html#link-parameters-array) chapter.
  +    Learn about the *link parameters array* in the [Routing](../guide/router-deprecated.html#link-parameters-array) chapter.
   :marked
     Refresh the browser.  We see only the app title. We don't see the heroes list. 
   .l-sub-section
  
positive.code: .callout.is-important
    header base href is essential
    :marked
      See the *base href* section of the [Router](../guide/router.html#!#base-href) chapter to learn why this matters.
  :marked
    ### Make the router available.
    The *Component Router* is a service. Like any service, we have to import it and make it
  
negative.code:   We'll add Angular’s *Component Router* to our app to satisfy these requirements.
  .l-sub-section
    :marked
      The [Routing and Navigation](../guide/router-deprecated.html) chapter covers the router in more detail
      than we will in this tour.  
  :marked
    [Run the live example](/resources/live-examples/toh-5/ts/plnkr.html). 
  