Fix typos

Author: EdjeElectronics

Object_detection_webcam.py

@@ -4,9 +4,9 @@
 # Date: 1/20/18
 # Description: 
 # This program uses a TensorFlow-trained classifier to perform object detection.
-# It loads the classifier uses it to perform object detection on a webcam feed.
-# It draws boxes and scores around the objects of interest in each frame from
-# the webcam.
+# It loads the classifier and uses it to perform object detection on a webcam feed.
+# It draws boxes, scores, and labels around the objects of interest in each frame
+# from the webcam.
 
 ## Some of the code is copied from Google's example at
 ## https://github.com/tensorflow/models/blob/master/research/object_detection/object_detection_tutorial.ipynb