Individual actors all working within the same values system and responding to the same inputs will produce similar actions. There's no conspiracy or "quid pro quo" corruption here, most likely, merely a corrupt values system. In a place like tempe pedestrians and bicyclists are treated as second class citizens, especially in the case of crashes involving automobiles. In this particular case there is a walkway on the median strip which is purely decorative and marked with signs indicating not to use it, which should tell you how pedestrian hostile the area is.

Here's where the crash took place: https://goo.gl/maps/j6PwGkvJwF52