Spike Lee’s Vietnam treasure-hunt adventure drama “Da 5 Bloods” serves not just as a tribute to greats such as “Apocalypse Now” and “The Treasure of the Sierra Madre,” but as an unexpected memorial to the power of Chadwick Boseman’s presence. So said the Oscar-winning director and his cinematographer, Newton Thomas Sigel (“Bohemian Rhapsody,” “Three Kings”), […]