protected 'startDate' =>
    object(DateTime)[786]
      public 'date' => string '2013-07-25 00:00:00' (length=19)
      public 'timezone_type' => int 3
      public 'timezone' => string 'UTC' (length=3)
  protected 'endDate' =>
    object(DateTime)[787]
      public 'date' => string '2013-07-31 00:00:00' (length=19)
      public 'timezone_type' => int 3
      public 'timezone' => string 'UTC' (length=3)