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Ameer Ali, Former President of the Australian Federation of Islamic Councils, outlines what the Australian police have fallen short in doing while resolving the hostage incident in Sydney.
After the Sydney hostage crisis, the hashtag "I'll ride with you" started trending overnight, aimed at spreading a message of tolerance across the country.
Keith Suter, Foreign Affairs Editor at Channel 7, describes the gunman as a "lone activist with an appalling criminal record" and the hostage incident shouldn't be linked to Australia's war on terror.
Angel Rabasa, Senior Political Scientist at RAND, says Australia's hostage incident can occur in any country and the world is facing the greatest jihadist threat since 9/11.
Terrorism acts are evolving into small-scale activities and western democratic societies face "significant limitations" in stopping them, says Levi West, Lecturer, Terrorism and National Security at Charles Sturt University.
The lone gunman was among the three killed after police stormed a cafe to end the 16-hour siege in Sydney. CNBC's Matthew Taylor reports from Martin Place.
Anthony Roman, Founder & CEO at Roman & Associates, describes the hostage taker in Australia's cafe siege as a "lone wolf threat", which is the most difficult type of threat to guard against.
Australian Prime Minister Tony Abbot holds a briefing after 17 hostages were held at the Lindt Cafe for over 16 hours. Two hostages died and four others were injured.
Australians offered to travel with Muslim Australians who feared they might be targeted because of their religious affiliations.
CNBC's Mandy Drury says there are reports three people have died after hostages were held at the Lindt Cafe for over 16 hours, and insight to who the alleged gunman Shiekh Haron is.
After hostages were held at the Lindt Cafe for over 16 hours, former UK government counter extremism task force member Haras Rafiq of Quilliam Found, weighs in on just what the gunman may have wanted.
New South Wales Police hold a news conference after 17 hostages were held at the Lindt Cafe for over 16 hours. Two hostages died and four others were injured.
CNBC's Kayla Tausche shows footage of alleged Australian gunman Sheikh Haron.
Former Assistant Secretary for the Department of Homeland Security, Bob Liscouski, discusses how the United States is preparing for, and would deal with a terrorist attack similar to the one that took place in Australia.
Former U.S. Ambassador to Australia, Edward Gnehm, discusses how social media makes it easier for extremists to communicate and carry out terrorist actions.
Reporters from Australia's 7 News provide the latest details on the events that lead to the police storming the Australia cafe and taking the gunman down.
CNBC's Carl Quintanilla says police are reporting the situation in Australia is over. Mandy Drury reports 2 people are dead and 3 are gravely injured, and there is no word on the state of the hostage taker.
Former NYPD commissioner Howard Safir weighs in on the hostage situation and police strategy in Sydney, Australia.
CNBC's Carl Quintanilla shows video of shots being fired by police at the Sydney, Australia cafe. Mandy Drury, provides insight.
NBC News' Sara James provides an update on the believed identity of the gunman holding hostages captive in Sydney, Australia.