Al-Qaeda’s deputy leader mocked President Bush’s plan to send 21,000 more troops to Iraq, challenging him to send “the entire army” and vowing insurgents will defeat them, according to a new videotape released Monday by a U.S. group that tracks al-Qaeda messages. The Washington-based SITE Institute said it had intercepted the video from Ayman al-Zawahri, which had not yet been posted on Islamic militant Web sites, where his messages are usually posted. SITE did not elaborate on how it received the message. Full Story