Al-Zawahiri Vows to Keep Fighting U.S. Monday, November 29, 2004 CAIRO, Egypt — Top Usama bin Laden lieutenant Ayman Al-Zawahiri (search) vowed in a videotape excerpt shown Monday to continue fighting the United States until its policies change. Al-Zawahiri, bin Laden's right-hand man, referred to the recent U.S. presidential election on the tape, shown on Al-Jazeera television. It wasn't clear whether the video was recorded before or after the Nov. 2 vote, when President Bush (search) was re-elected, defeating Sen. John Kerry (search), D-Mass. "The results of the elections do not matter for us," al-Zawahiri said in the three-minute excerpt....