The National Hispanic Cultural Center's visual arts director says she refused to work on an exhibit of works by a Santa Fe artist collected by Gov. Bill Richardson because its scheduling didn't follow museum procedures. Helen Lucero, who said the show by Elias Rivera would benefit a private gallery, said the experience prompted her to plan to retire early, at the end of March. But on Monday, state Cultural Affairs Secretary Stuart Ashman put her on paid leave until then. Her office phone and computer were cut off, and the department's head of security stood by as she packed her...