This episode's headline: Beeng Up the Navy?; Debating Maternity Leave; Paying for College. The guests include In Washington: JOHN LEHMAN, Secretary of the Navy; ROBERT KOMER, Former Undersecretary of Defense; Rep. PATRICIA SCHROEDER, Democrat, Colorado; VIRGINIA LAMP, U.S. Chamber of Commerce; Reports from NewsHour Correspondents: JOHN SUCHET (World-wide Television News), in Pakistan; JEFFREY KAYE (KCET), in Los Angeles; JOHN MERROW, in Baltimore. Byline: In New York: ROBERT MacNEIL, Executive Editor; In Washington: JIM LEHRER, Associate Editor