A videotape televised on Sunday purportedly from a U.S.-member of al Qaeda threatened Los Angeles and Melbourne, Australia, on the fourth anniversary of the September 11 attacks. ABC News said it had received the video in Pakistan. It reported the masked speaker appears to be Adam Gadahn, from southern California, who threatens attacks on the two cities, "Allah willing," and warns that the attackers will show no compassion. "Yesterday, London and Madrid. Tomorrow, Los Angeles and Melbourne," he said. "We love peace, but peace on our terms," the speaker said. Gadahn was believed to have been the young American who...