Imaging is done with the <img src="http://www.com/.jpg"> Tag
There is no such </img> closer.
img for image, src for source
The full html address for the image is placed between quotes.
If you see an image on any public website, you can add it like this.
To add the CNN dot com logo, go to the website, right click the image, then click "Copy Image Url" paste it between quotes as below.
<img src="http://i.cdn.turner.com/cnn/.e/img/3.0/global/header/hdr-main-new.png">
You can alter the size or alignment. Add alt="CNN Logo" to make that appear when the mouse is hovered over the image.
Add height="hhh" for the height in pixels and width="www' for the width in pixels. If you don't keep the proportion. you will stretch the image.
<img src="http://i.cdn.turner.com/cnn/.e/img/3.0/global/header/hdr-main-new.png" style=width:300px;height:200px;">