TRENTON — Aluminum bats would need to stay on the rack for youth baseball games under legislation approved by an Assembly committee on Thursday. Under the bill, New Jersey would become the first state to allow only wood bats for baseball and softball games that include participants age 17 or younger. Supporters said baseballs fly off aluminum or titanium bats so fast that they often leave too little reaction time for young athletes still learning the game. Assemblyman Patrick Diegnan, D-Middlesex, introduced the legislation after Steven Domalewski, 12, of Wayne, suffered a traumatic brain injury from a line drive that...