Procedural television series like Lethal Weapon are predicated on the fact that their characters are easily reducible to strong singular traits or vices. These characters are these extremes and many premises function by watching these stereotypes intermingle. In Lethal Weapon, Riggs is the edgy loose cannon and Murtaugh is the reluctant veteran. However, “An Inconvenient Ruth” poses the fascinating question of what happens when you strip these characters of their defining trait. In the case of Riggs, it leads to some humble soul searching.