‘Sacro GRA’ is the First Documentary to Win Top Honors at the Venice Film Festival

For the first year ever, the Venice Film Festival included documentaries in its competition for the Golden Lion, the event’s top honor. And as it happens, one of these two nonfiction works actually won the award. Gianfranco Rosi’s Sacro GRA, which depicts life along the Grande Raccordo Anulare (the “Great Ring Road” around the perimeter of Rome), is als…