Steps
to Remove Part of a Video:
1.   Choose your Media
2.   Select your edit point
3.   Hold Ctrl+Shift+Alt and drag from the beginning of
your edit point for 1, 2, 3, etc. on the timeline.
4.   Release the mouse and then
release the Ctrl+Shift+Alt
5.   Save your new video and your
video will no longer include the deleted portion