LOS ANGELES (Reuters) - Former Washington Post reporter Carl Bernstein, who with Bob Woodward helped expose the Watergate scandal, has spent eight years researching the life of Hillary Rodham Clinton and will publish a 640-page biography of her in June, the publisher said on Monday. The book, to be published by Alfred A. Knopf, is called "A Woman in Charge: the Life of Hillary Rodham Clinton" and will have a first printing of 350,000 copies in the United States, a Knopf spokesman said. He added that the size of the first printing was very high indicating that Knopf expected the...