Legendary composer John Williams appears to be ready to hang up his baton — at least when it comes to film music. The composer, 90, whose work also extended into TV, having composed various iterations of NBC News‘ “The Mission” theme as well as well-known tracks for the Olympics, is currently working on the latest Indiana Jones film, he told the Associated Press. “I don’t want to be seen as categorically eliminating any activity,” Williams told the AP in an interview. He noted that a “Star Wars” film, another franchise he’s well known for, can take about six months of...