Al-Qaeda leader Ayman al-Zawahiri on Friday said moderate Islamists in Egypt and Tunisia were in part responsible for their recent political setbacks, accusing them of having been too conciliatory.
Al-Qaeda chief Ayman al-Zawahiri, in a speech marking the 12th anniversary of 9/11, called for attacks on the United States and a boycott of the world's largest economy.
Egyptian authorities have arrested Mohamed al-Zawahiri, brother of Al-Qaeda head Ayman al-Zawahiri, for supporting ousted Islamist president Mohamed Morsi, a security source told AFP on Saturday.
Four months after succeeding Osama bin Laden at the head of Al Qaeda, Ayman Al Zawahiri is spreading jihadist propaganda over the Internet but must mainly be preoccupied with his own survival, experts say.
Al-Qaeda has released a video marking the anniversary of 9/11 which includes a message from its slain leader Osama bin Laden to the American people, monitoring group SITE Intelligence said Tuesday.
Heavily armed police were on alert in and around New York City Friday after US officials warned of a "credible" but unconfirmed bomb threat around the 10th anniversary of the 9/11 attacks.