is this a sentence fragment? during a test flight over the mojave desert, virgin galactics experimental…

is this a sentence fragment? during a test flight over the mojave desert, virgin galactics experimental spaceshiptwo spacecraft crashing on october 31, 2014. yes no

is this a sentence fragment? during a test flight over the mojave desert, virgin galactics experimental spaceshiptwo spacecraft crashing on october 31, 2014. yes no

Answer

Brief Explanations:

A complete sentence needs a subject and a main - verb. In this case, "crashing" is a present participle and not a main - verb, making it a fragment.

Answer:

yes