At the three Russian sites selling tickets was announced Bon Jovi concert in Sports Complex "Olimpiyskiy" September 18, 2011.
http://www.hotconcert.ru/events/28/12817/
http://www.mos-concerts.ru/index.php?look=1308585390
http://www.teatrs.ru/announces/929
I called the phone listed on one site, and they told me that with a probability of 99.9% of the concert will be held in Moscow.