+# Pull and tag the Music Cassandra image.
+docker pull $NEXUS_REPO/$CDR_IMG_NAME:${CDR_IMG_VERSION}
+docker tag $NEXUS_REPO/$CDR_IMG_NAME:${CDR_IMG_VERSION} $CDR_IMG_NAME:$PORTAL_TAG
+
+# Pull and tag the ZK image.
+docker pull library/$ZK_IMG_NAME:${ZK_IMG_VERSION}
+docker tag library/$ZK_IMG_NAME:${ZK_IMG_VERSION} $ZK_IMG_NAME:$PORTAL_TAG
+