> possible harm to some marine life It's not "possible", it is certain and documented. 155 whales and dolphins killed in 5 years and over 2000 injured [0]. And

> possible harm to some marine life It's not "possible", it is certain and documented. 155 whales and dolphins killed in 5 years and over 2000 injured [0]. And by accounts from marine biologists, they are dying agonizing deaths. [0] http://www.cbsnews.com/news/navy-to-limit-some-training-that-harms-whales-dolphins-pacific/ http://www.cbsnews.com/news/navy-to-limit-some-training-that...