[wpvideo tFnqC9XQ w=680]
VideoPress, especially as a video post format, usually provides some unique styling issues.
You will need to install Jetpack or Slim Jetpack plugin to turn the shortcode into a viewable video.
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Post Format: Audio
Link: St. Louis Blues Audio shortcode:
Edge Case: Many Tags
This post has many tags.
Post Format: Video (YouTube)
Learn more about WordPress Embeds.