diff --git a/part10-multicore/README.md b/part10-multicore/README.md
index 4434704..4e90a28 100644
--- a/part10-multicore/README.md
+++ b/part10-multicore/README.md
@@ -124,3 +124,5 @@ For now, I'll signpost the following additional points of interest in the code:
  * A revised _kernel.c_ with a new multicore approach to `main()`
 
 I will write more soon to attempt to explain what's going on here.
+
+![Code now running on all four cores of the Raspberry Pi 4](images/10-multicore-running.jpg)
diff --git a/part10-multicore/images/10-multicore-running.jpg b/part10-multicore/images/10-multicore-running.jpg
new file mode 100644
index 0000000..26f7ef6
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