Creators of the popular video “Baby Shark,” whose “doo doo doo” song was played at the World Series in October, are developing a version in Navajo. Pinkfong, a brand of the South Korea company SmartStudy, announced last week it is working with the Navajo Nation Museum in Window Rock, Arizona, to create a new version of the widely popular tune about a family of sharks. The company is seeking voice actors to portray the roles of Baby Shark, Mommy Shark, Daddy Shark, Grandma Shark, and Grandpa Shark. The “Baby Shark Dance” video has garnered more than 3.9 billion views on...