Can't see outputs from Zeppelin notebook (C3W3Lab2)

I am unable to see the outputs of the code in the Zeppelin notebook.
It appears that all of the code has run successfully, but I am unable to see any outputs from any of the cells.
For example:


Look forward to any assistance. Thanks!

I would guess your browser is blocking that table display popup from being shown. Check for any blocker extensions you have running.