Страшные звуки с неба в Канаде

This is the second time I have heard these sounds here in Terrace BC Canada. First time was back in June 19th 2013 but it was not quite as intense. On the morning of August 29th 2013 at approx. 7:30am I was awoken by these sounds. I shot out of bed like a bat out of hell realizing it was the same sounds I had heard before and I ran looking for a camera to try to capture them with. Came out into the livingroom to find my 7-year-old son awake and scared wondering what was going on (he’s the one I am whisperin