By Alex Horton @ WashingtonPost.com, Nov. 21

story is about case in Portland, Oregon

[....] Prosecutors, however, have decided not to charge Warren, 41, with a crime. He did not intend to kill Magnuson and acted in self-defense during the Sept. 26 incident, the Multnomah County District Attorney’s Office said in a memo released Monday.

Magnuson’s death from the fall was precipitated by “extremely poor health,” a medical examiner concluded, and the punch itself was not fatal, Senior Deputy District Attorney Adam Gibbs wrote.

Warren was within his legal right to challenge Magnuson’s “racist vitriol,” Gibbs noted, and said that Warren’s decision to confront Magnuson — rather than ignore him — was not legally significant.

Prosecutors and police pieced together the events using accounts from six eyewitnesses with different views of the fight; three of them observed the entire encounter. They all maintained that Warren had driven at an acceptable speed and that Magnuson started the incident and then escalated it [....]