>Roberts wrote that the Navys need to conduct realistic training with active sonar to respond to the threat posed by enemy submarines plainly outweighs the environmental concerns raised by advocacy groups.
And he is correct. He should also note that these so-called “advocacy groups” advocate the destruction of America.
They can leave anytime...if another country will have them.
Did they sue the Russians and Chinese too? Their subs use sonor. To kill ours!