diff --git a/README.md b/README.md
index d693fdb..4190bd6 100644
--- a/README.md
+++ b/README.md
@@ -188,6 +188,7 @@ smart people at [Hashrocket](http://hashrocket.com/).
 - [Cycle Through Layouts](tmux/cycle-through-layouts.md)
 - [List All Key Bindings](tmux/list-all-key-bindings.md)
 - [Organizing Windows](tmux/organizing-windows.md)
+- [Pane Killer](tmux/pane-killer.md)
 - [Reclaiming The Entire Window](tmux/reclaiming-the-entire-window.md)
 - [Swap Split Panes](tmux/swap-split-panes.md)
 - [tmux in your tmux](tmux/tmux-in-your-tmux.md)
diff --git a/tmux/pane-killer.md b/tmux/pane-killer.md
new file mode 100644
index 0000000..1ba9258
--- /dev/null
+++ b/tmux/pane-killer.md
@@ -0,0 +1,10 @@
+# Pane Killer
+
+The current pane can be _killed_ (closed) using the following key binding:
+
+```
+<prefix>x
+```
+
+If there is only one pane in the current window, then the window will be
+_killed_ along with the pane.