Jessica Donati, Afghanistan correspondent for the The Wall Street Journal, says the blast, which killed many dozens, was so powerful that it blew out the windows of her office.
Ali Khedery, former U.S. official in Baghdad, says journalist Ali Arkady's photographs of alleged abuses by Iraqi forces shows the "impunity in which they are behaving."
"I don't blame the British one bit to turn off the flow of information," former U.S. counterterrorism official Richard Clarke tells Christiane Amanpour.
NATO Secretary-General Jens Stoltenberg speaks to Christiane Amanpour in the wake of the attack in Manchester and ahead of the NATO summit in Brussels.
Authorities needs to look at "security when people leave a venue," the Mayor of Greater Manchester Andy Burnham tells Christiane Amanpour following the attack.
Prince Turki al Faisal, Former Saudi Director of General Intelligence, says "in the last eight years" Iran thought it could "get away with murder, literally."
The French ambassador to the U.S. Gerard Araud tells Christiane Amanpour that if Macron is not able to address the concerns of citizens, the far right may win.
Hillary Clinton tells CNN's Christiane Amanpour that sexism and misogyny played a part in her 2016 presidential election loss to President Donald Trump.
Mohammed Shtayyeh, adviser to the Palestinian President, and former Israeli Foreign Minister Tzipi Livni speak to Christiane Amanpour about Middle East peace.
"What I've seen here in Yemen is indeed shocking, it's beyond belief," says Jan Egeland, Secretary-General of the Norwegian Refugee Council, from Sanaa.
Economic forces are much stronger than anything Pres. Trump might do to fight climate change policies, Michael Bloomberg and Former Sierra Club head Carl Pope say.