BERKELEY, Calif. -- Thomas Jefferson Elementary School might change its name because the third U.S. president was a slave owner. The question of whether to rename the school has been debated for more than two years. Principal Betty Delaney on Monday released a list of potential new names -- one nominated by a student, the rest by adults. The possibilities include Ralph Bunche, the black diplomat at the United Nations who won the Nobel Peace Prize, and farmworker organizer Cesar Chavez. "It's very clear that the name is offensive to a significant part of the population," said Marguerite Talley-Hughes, who...