"Indians in the House" episode of LHOP TV show---deleted or not?!

Many of you may know that I've written about the "Indians in the House" scene of Little House on the Prairie. I don't think I've yet shared what is called a "deleted scene" from the pilot for the television series. Here's the specific segment. It is rather ominous in music and action of the Indians... 

In the book, Laura and Mary are definitely afraid for Ma and Carrie, but the TV segment is especially scary. I don't know if it was cut or not. Comments on the Youtube site say it wasn't.