Of course it wasn't. Everything in that video is true. They just aren't using the right terminology. That is not an echo. That is multiple shooters as picked up by one microphone. The steady cadence is from most likely a SAW. Nothing on the crime scene thus far could maintain that consistent of a cyclic rate. The other guns were firing at different rates. Most likely all the same caliber, but different barrel lengths, distances, angles will affect the tone of the report but will not create the effect of another gun firing on full auto.

It is "dross" he is a very very famous spanish YouTube channel, the favorite of those who really dont speak English in latin america, specially south, he is legit, he is talking good pizzagate, he is making an introduction from zero, what is wikileaks why it is important, this is a No-nonsense explanation that is sure to get tons of people on our side, literally the best I have seen so far, better than the spanish material I have made and I have been here explaining since the beginning

I will check it and let you know