Oklahoma City (AP) - The state Senate gained a Democrat and lost a Republican today. Senator Nancy Riley says she's switching from the Republican to the Democratic Party because the G-O-P is being taken over by the extreme right wing. Riley says she was completely ignored by the Republican caucus during this year's legislative session. She believes her treatment is because of her moderate views and because she's a woman. The move increases the Democrat's majority in the Senate to 26-to-22 and Riley is in the middle of her four-year term so she doesn't face re-election this year. Democratic Senator...