Fix links in concepts section

content/en/docs/concepts/overview/kubernetes-api.md

@@ -25,7 +25,7 @@ The Kubernetes API lets you query and manipulate the state of objects in the Kub
 Most operations can be performed through the
 [kubectl](/docs/reference/kubectl/overview/) command-line interface or other
 command-line tools, such as
-[kubeadm](/docs/reference/setup-tools/kubeadm/kubeadm/), which in turn use the
+[kubeadm](/docs/reference/setup-tools/kubeadm/), which in turn use the
 API. However, you can also access the API directly using REST calls.
 
 Consider using one of the [client libraries](/docs/reference/using-api/client-libraries/)

content/en/docs/concepts/overview/working-with-objects/labels.md

@@ -188,7 +188,7 @@ kubectl get pods -l 'environment,environment notin (frontend)'
 Some Kubernetes objects, such as [`services`](/docs/concepts/services-networking/service/)
 and [`replicationcontrollers`](/docs/concepts/workloads/controllers/replicationcontroller/),
 also use label selectors to specify sets of other resources, such as
-[pods](/docs/concepts/workloads/pods/pod/).
+[pods](/docs/concepts/workloads/pods/).
 
 #### Service and ReplicationController