This episode's headline: Afghan Battles; Observing Islam; Political Wrap. ANCHOR: JIM LEHRER; GUESTS: MARK THOMPSON; AZIZAH AL-HIBRI; KHALED ABOU EL FADL; JOHN ESPOSITO; DAVID BROOKS; TOM OLIPHANT; CORRESPONDENTS: KWAME HOLMAN; RAY SUAREZ; SPENCER MICHELS; MARGARET WARNER; GWEN IFILL; TERENCE SMITH; KWAME HOLMAN