Queen Mary 2 sails from Southampton for New York with horns 8/5/17

Cunard's "Queen Mary 2" sailed from Southampton's Ocean Cruise Terminal at 18:20pm today 8th May 2017 for New York, after having arrived earlier in the morning from her world cruise. As she sailed she blew her ships horn 3 times then after she backed out she turned and then passed "Aidaprima" which was berthed in the Queen Elizabeth ll Cruise Terminal both ships done a horn salute Aidaprima started the salute first then Queen Mary 2 replied a couple of times.