How do you follow up a sci-fi classic without cloning it? If it's 'Blade Runner,' you rewrite its DNA

The script was drafted by “Blade Runner” screenwriter Hampton Fancher. The original’s director, Ridley Scott, was key to the development process and served as executive producer. The original’s star, Harrison Ford, was in the movie. Yet director Denis Villeneuve knew his “Blade Runner 2049” would...