CHICAGO — Actor Dwayne “The Rock” Johnson narrated an inspirational video for NBC last weekend that introduced Team USA during the opening ceremony of the 2022 Beijing Winter Olympics. The premise of the video was that several Americans became great Olympic athletes after someone said “I dare you” to them as kids. Once they accepted the dare, it put into motion careers of greatness, of small-town kids overcoming the odds to prove themselves on the Olympic stage. The music swells between clips of American athletes training and past Olympic moments accompanied by broadcasters’ calls (“Superhuman…