message: Update estimator.md
  The anchor "#fit_dnnclassifier" can not locate to a valid position. You can try the following two links:
diff: @@ -232,7 +232,7 @@ data and target values for the training set, respectively, and `test_set.data`
  and `test_set.target` contain feature data and target values for the test set.
  Later on, in
  -["Fit the DNNClassifier to the Iris Training Data,"](#fit-dnnclassifier)
  +["Fit the DNNClassifier to the Iris Training Data,"](#fit_the_dnnclassifier_to_the_iris_training_data)
  you'll use `training_set.data` and
  `training_set.target` to train your model, and in
  ["Evaluate Model Accuracy,"](#evaluate_model_accuracy) you'll use `test_set.data` and
  