[Will88]

Not likely. Dorian Johnson is currently a neighborhood hero who saw the mean cop execute his friend. That all changes if he admits he lied. Not gonna happen.

He might retract his story if evidence to the contrary has become so strong that he could be looking at perjury charges, or lying to the authorities in a criminal investigation.

[JennysCool]

He might retract his story if evidence to the contrary has become so strong that he could be looking at perjury charges, or lying to the authorities in a criminal investigation.

Actually, in some localities he faces murder charges. Accessories to a robbery in which even one of the robbers is killed are sometimes charged with murder.