After all, this film comes with a pedigree. David Guggenheim, who won the 2009 Oscar for Al Gore's "An Inconvenient Truth," directed "Superman." Some would argue that "Superman" was too overtly political, but Chui believes the documentary category, which had a strong list of contenders this year, marches to its own drummer.
"It's always a little bit odd," she said. "There have been many years in which the most talked about documentaries are not even nominated. Overall, I'm not surprised that there's a surprise here."