diff --git a/singularity_container.ipynb b/singularity_container.ipynb
index 99539cb72d14d79c2b4f5ce2f48748f09433b069..74c115b65c35c86f160f5bbeb4dee8198c360977 100644
--- a/singularity_container.ipynb
+++ b/singularity_container.ipynb
@@ -297,7 +297,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Example 2:\n",
+    "## Pulling a Docker Image\n",
     "\n",
     "In this example we are going to be pulling a singularity image from [dockerhub](https://hub.docker.com/). This singularity image contains [google-cloud-sdk tools](https://cloud.google.com/sdk/).\n",
     "\n",
@@ -319,58 +319,21 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!singularity exec -B /data gcloud.simg gsutil"
+    "!singularity exec -B /data/user/$USER gcloud.simg gsutil"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "To clean your directory of all the container images, you can run the command below"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "!rm *.simg"
+    "## Clean your directory:"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Example 3:\n",
-    "\n",
-    "[NVIDIA GPU Cloud](https://www.nvidia.com/en-us/gpu-cloud/) (NGC) offers a container registry of Docker images with over 35 HPC, HPC visualization, deep learning, and data analytics containers optimized for GPUs and delivering accelerated performance (figure 3). The registry includes some of the most popular applications including GROMACS, NAMD, ParaView, VMD, and TensorFlow.\n",
-    "\n",
-    "For this example you would have to start a new Jupyter Notebook session on the 'pascalnodes' partition. Most of the settings are similar to the ones that you had in the [Git repo](https://gitlab.rc.uab.edu/rc-training-sessions/singularity_containers) for this session. you just need to add/modify the following things.\n",
-    "\n",
-    "In the Environment parameter add\n",
-    "```\n",
-    "module load cuda92/toolkit/9.2.88\n",
-    "module load CUDA/9.2.88-GCC-7.3.0-2.30\n",
-    "module load Singularity/2.5.2-GCC-5.4.0-2.26\n",
-    "module load Anaconda3\n",
-    "```\n",
-    "\n",
-    "And in the partition choose:\n",
-    "```\n",
-    "pascalnodes\n",
-    "```\n",
-    "\n",
-    "You will need to create a new account on Nvidia GPU Cloud, to pull down these conatiners."
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "!singularity build vmc_gpu.simg docker://nvcr.io/hpc/vmd:cuda9-ubuntu1604-egl-1.9.4a17"
+    "To clean your directory of all the container images, you can run the command below"
    ]
   },
   {
@@ -379,7 +342,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!singularity exec --nv vmc_gpu.simg /opt/vmd/bin/vmd -dispdev openglpbuffer -e hiv-simple-egloptix-test.vmd"
+    "!rm *.simg"
    ]
   },
   {