Bieber, 38, shot him and two colleagues, Pcs Neil Roper and JamesBanks, and then fired the fatal bullet into Pc Broadhurst while his victim was lying on the ground injured.
The banks alleged that James Folk, vice president in charge of revenue operations, revealed the threat to Don Lynch, a senior vice president reporting to Chief Financial Officer Douglas Maine.
Anthony Polini, an equities analyst with Raymond James is also a fan of Citi saying the company has something other U.S. banks don't have: significant banking revenue in emerging markets.