RENO (AP) — Critics of Nevada’s black bear hunt want to ban hunters from using dogs to chase down the animals.A coalition of opponents has submitted a petition to the Nevada Wildlife Commission seeking a regulation to prohibit the practice. Kathryn Bricker of NoBearHuntNV.org says that using dogs to help hunters kill bears goes against the ethics of a fair chase.The commission will consider the petition when it meets Dec. 7 in Reno. That meeting will also be the first for newly appointed commissioner Karen Layne, the first animal advocate to serve on the nine-member panel. She was appointed in …