Watch the movie below for the probable solution.

When you trim a clip, there is (usually) “extra” media before and after the part of the clip you want in your timeline. (That’s what trimming does, allows you to select a portion of a clip that will show in your movie)

COOL TIP: If you select the Slip tool by pressing “S”, and click on a clip in the timeline, you’ll see a brown outline showing you the extra media on either side  [read more →]