The key Biden administration included the CIA's deputy director David Cohen and the State Department's special representative for Afghanistan, Tom West.
The video shows images of the United Kingdom Parliament and Eiffel Tower crashing to the ground.
Pakistan President Pervez Musharraf had asked the agencies to hunt down terrorist agencies.
The Manchester bomber had been a "Subject of Interest" for MI5 - meaning someone they were investigating -- between January and July 2014, and then again in October 2015.
Zawahiri served three years as a surgeon in the Egyptian Army, but his journey from an eye surgeon to becoming a most wanted global terrorist started after he met Laden in 1986, and joined Laden as his personal advisor and physician.
Initial information from a reliable police source said that the two women killed in the blast were Chinese nationals and may have been the target of the blast.
Britain on Thursday warned that there was a 'very credible' report of an 'imminent' terrorist attack by the Islamic State terrorists targeting those gathering at Kabul airport in an attempt to flee war-torn Afghanistan.
"The situation on the ground continues to be extremely dangerous, and the threat of terrorist attacks on the airport remains high. Our commanders informed me that an attack is highly likely in the next 24-36 hours," US President Joe Biden said.
The attorney general instructed the authorities to charge them for their failure to prevent the Easter terror attacks.
The 15-nation body includes China as a permanent veto-wielding member.
Meanwhile, a three-member committee appointed to probe the attacks that killed 258 people, including 11 Indians, on Monday submitted its final report to President Maithripala Sirisena.
Thirteen people were killed and over 70 others injured in the suicide blast which had targeted police officials.
'It was always anticipated that the return of the Taliban would embolden armed Islamists including anti-India groups like the Lashkar and Jaish.'
Punjab Law Minister Rana Sanaullah said the blast seemed to be aimed at sabotaging the Pakistan Super League final in Lahore.
Three militant factions, including splinter groups of the Taliban, have separately claimed responsibility for the suicide attack that took place after the popular flag-lowering ceremony at Wagah in Pakistan.
'The future does not look very promising for peace in Kashmir,' warns Colonel Anil A Athale (retd).
"Those who wish America harm, we will hunt you down and you will pay the ultimate price," the US President said
The British High Commission in the Pakistan capital is planning to move its visa office to Dubai apparently due to security concerns following a string of terror attacks.
"Whether it is in Afghanistan or against India, groups like Lashkar-e-Taiba (LeT) and Jaish-e-Mohammed (JeM) continue to operate with both impunity and encouragement," India's external affairs minister S Jaishankar said
France has said it will deploy some 35,000 security agents and the military to secure the 2024 Olympic Games opening ceremony
The threat from terrorism continues to be as real as it was ten years ago, but Britian will never cowed by it, Prime Minister David Cameron said on Monday.
The arrests were made during raids in central Brussels, Jette and the Schaerbeek neighbourhood -- where police found a large stash of explosives and other bomb-making material.
Ibrahim El Bakraoui, who helped kill 14 people when he set off his suicide vest at Brussels airport on Tuesday, left the will in the bin of the terror cell's Schaerbeek safehouse.
The security was jacked up after a website showed graphics of the Taj Mahal with a terrorist standing alongside holding what looked like a weapon.
Official said the crackdown would be intensified in the coming days as government had resolved to eliminate militancy.
'Afzal Guru was convicted of supporting the attack on India's Parliament. The Supreme Court said "the collective conscience of society will only be satisfied if capital punishment is awarded" to Guru.' 'Till we can think up similar justifications for hanging non-Muslims, I do not think we can delink terrorism from religion in our minds,' argues Aakar Patel.
'The only effective defence against a suicide attack is 'pre-emptive' destruction of the attacker,' says Colonel Anil A Athale (retd).
International Cricket Council's chief executive David Richardson said security will remain an 'absolute priority' going into the World Cup.
At least three people, including a chief security officer of President Asif Ali Zardari, were killed and about 12 others injured in Karachi on Wednesday when a powerful blast targeted a bulletproof vehicle in a congested area.
'What happened last Sunday is a great tragedy, an insult to humanity'
In the footage, a fighter wielding an AK-47 and wearing an explosives belt praises the Paris attackers, who murdered 130 people, as "martyrdom-seeking lions who stormed the capital of France", The Sunday Times reported.
BCCI had expressed concern about security during the World Cup in a letter to the ICC after last month's attack in the disputed region that killed 40 Indian paramilitary troops.
Germany has been on edge after suffering two attacks claimed by the Islamic State group in July.
Hit by yet another suicide bomb attack on its mission in Jalalabad, India on Saturday said "terror machines" that operate from "beyond the borders" was the main threat to the security of Afghanistan and refused to be deterred from its commitment to assist the war-torn country.
Tehran's streets were filled with thousands of Iranians celebrating their men's national soccer team's qualification for the 2018 World Cup in Russia, defying threats by Islamic State to launch more extremist attacks in the country.
Following al-Zawahiri's death, supporters of al-Qaeda, or its affiliated terrorist organisations, may seek to attack US facilities, personnel, or citizens
The U.S. State Department warned Americans on Friday of the potential for terrorism at the Sochi Olympics but said it was not aware of any specific threat to U.S. citizens.
Raising fears over the growing threat of home-grown extremism, three Americans, including two women, have been charged in separate cases of plotting terror strikes on United States soil using "weapons of mass destruction" and of travelling to Pakistan to fight against American forces.
Russian President Vladimir Putin attends the opening ceremony of the Sochi Winter Olympics on Friday determined to prove his doubters wrong after militant attacks, a row over gay rights and ballooning costs overshadowed preparations.