Irked by state Sen. Sam Aanestad's continuing criticism of his wilderness bill, Rep. Mike Thompson Wednesday said the Grass Valley state legislator was ignorant. "He doesn't understand the North Coast or its economy," said Thompson, D-Napa Valley, in a telephone interview. Aanestad doesn't understand his bill, either, he added. Thompson, who represented Butte County in the state Senate before he was elected to Congress, has been promoting legislation to designate as wilderness more than 300,000 acres of land along California's northern coast. After Thompson introduced his latest version of this bill, House Resolution 233, in January, Aanestad attacked it as...