An Eastern Promises Sequel?

Who remembers that movie from 10 years ago starring Viggo Mortensen, Eastern Promises?  It was supposed to get a sequel, then talk of it died down.  Now, it could well be back on the cards.  This is what My Entertainment World has to say;

Picking up where the 2007 film left off with the incompetent underboss Kirill (Cassel) thinking that he and his henchman driver Nikolai (Mortensen) really have inherited the throne from his crime-lord father, without knowing that Nikolai is actually a clandestine agent working undercover in Russia’s federal security service.

In fact, production is set to begin in the spring in London.  So maybe this will be one to keep an eye on…