Considering that we do it to them, we have no basis to complain. http://www.forbes.com/sites/michaelpeck/2013/06/04/are-chinese-warships-spying-on-america/
Michael
When someone watches you always have the option to watch back and learn. 8)
and thats why Im still of the opinion that we let the occasional PLAN sub close to our carrier groups so we can get better sound recordings off of them.