If any movie can bridge the deep racial, generational and class divides in American life — at least for a couple of hours — it would have to be this revival of the ancient “Rocky” franchise. Sylvester Stallone, shuffling into the wise old trainer role, gives perhaps the loosest, warmest performance of his career. Michael B. Jordan, as Adonis Johnson, Rocky’s protégé (and the illegitimate son of his onetime rival and long-lost friend, Apollo Creed), continues his emergence as one of the vital movie stars of our moment. As for Mr. Coogler, with his second feature as a director he proves himself to be a true contender. (Read the review)