Steve Kahan

With personal crises and age weighing in on them, Riggs and Murtaugh must contend with deadly Chinese triads trying to free their former leaders from prison and onto American soil.

A man obsessed with conspiracy theories becomes a target after one of his theories turns out to be true. Unfortunately, in order to save himself, he has to figure out which theory it is.

Assassin Robert Rath arrives at a funeral to kill a prominent mobster, only to witness a rival hired gun complete the job for him -- with grisly results. Horrified by the murder of innocent bystanders, Rath decides to take one last job and then return to civilian life. But finding his way out of the world of contract killing grows ever more dangerous as Rath falls for his female target and becomes a marked man himself.

Riggs and Murtaugh pursue a former officer who uses his knowledge of police procedure and policies to steal and sell confiscated guns and ammunition to local street gangs.