Does Disney's 'Christopher Robin' stay true to the soul of A.A. Milne's stories?

Our critics review “The Darkest Minds,” a film adaptation of a popular young adult book, in which adults fear everyone under age 18; “The Miseducation of Cameron Post,” about a teen who is sent to gay conversion therapy; Disney’s “Christopher Robin,” starring Ewan McGregor as Christopher Robin, alongside live-action Winnie the Pooh and friends; the buddy comedy “The Spy Who Dumped Me,” starring Mila Kunis and Kate McKinnon.