Seems that the victim of that hit was a cop gone bad and former partner of Washington D.C. detective Taylor Kwon (Sung Kang).
happens to be in the Big Easy on his
own dime trying to vindicate his
friend, deduces the hit was the work of a professional and miraculously tracks Bobo down.
Upon doing so, he
proposes that they work together, contending that they're after the same target, as the man who hired him to kill his
partner, was responsible for Louis' death as well.