Movie review: 'Miles Ahead' masterfully improvises its tune

Don Cheadle took to crowdfunding to get his Miles Davis biopic, "Miles Ahead," onto the big screen, and the liberty from traditional modes of Hollywood filmmaking is apparent. The film is an audacious, time-traveling interpretation of Davis' life of a unique vision. That vision is almost wholly Cheadle's - the star not only brings Davis to life, he also co-wrote and directed the film. …