Who will be crowned as BAE’s next king?

After two large orders fell through, investors are keen to learn who will be in control of the defence groupSo how long will it take before the replacement is announced? That, essentially, is the big question facing BAE Systems this week, when the defence group unveils its annual results.The replacement isn’t so much the £31bn proposal for a new submarine class to succeed Vanguard and carry Britain’s nuclear deterrent (although that’s an important question for the company