Select Create Animated GIF from the clip creation dialog: 

 

• Select Create Animated GIF.
• Select a Destination (must be an Export Destination).
• Click Next.

• Select desired Resolution, Sample Frame Rate, and Speed. 
• Choose to Keep or discard the GIF 
• You may also add meme text to the GIF.

You will see a task popup indicating the progress of GIF creation:

Once the GIF is complete, you can view it, tweet it, or e-mail it as an attachment:

To download the GIF, use your browser's save option.