2014-02-11 09:20:00 by Metro Networks, Inc.
(Undated) -- Portland's own Phil and Penelope Knight are among those ranked as the most generous donors of 2013. The Knights rank third in The Chronicle of Philanthropy's 2013 rankings. Phil Knight, who's the chairman and co-founder of Nike, and his wife gave 500-million dollars last year to expand cancer research at Oregon Health & Science University. Topping the list are Facebook co-founder and CEO Mark Zuckerberg and his wife, Priscilla Chan, who donated 992-million dollars in 2013.