Sonar Experts News Today

Because of the limited range of the pinger. it is much more difficult than that. >> peter goles, you have been paying close attention for a month. what do you make of the latest developments? >> im very skeptical along with everyone else. the chinese have not been good team players. many thought they have been manipulating the situation. as mr. stone will tell you and other sonar experts will tell you, this is not easy business. you know, when i was at the ntsb, we had a number of open ocean sea...