"We do not trust them (Qatar)". But Philip Gordon, a senior fellow at the Council on Foreign Relations, says the escalating tensions and tougher demands will make a diplomatic solution that much harder to reach.
A source at the Qatar-based broadcaster, which is caught up in an economic and diplomatic dispute between Qatar and other Arab powers, said a technical issue had been to blame.
The Qatari government has repeatedly rejected the allegations of supporting individuals and groups blacklisted as "terrorists" as "baseless".
The Arabic-language account of Al Jazeera was temporarily suspended on Twitter as part of what the Qatari network has called "an organised campaign", and follows the closure of Al Jazeera bureaus in neighbouring countries due to its alleged support of terrorist groups.
Jubeir's comments in London echoed the Saudi, Emirati, and Bahraini envoys to the United Nations, who affirmed on Friday that their recent moves to diplomatically isolate Qatar are within their rights to protect national security.
2 local congressman missed being at shooting scene
Praising the actions of law enforcement officers and first responders, Trump said the suspected assailant - identified as James T. Authorities say the Capitol Police officers returned fire with the gunman before local police arrived shortly after 7 a.m.
"Enough is enough, and our Qatari brothers can not continue to fund extremism and terrorise and incite and use hostile media and interfere with the affairs of other countries and still remain in good standing", he said, adding he expected a positive response to the demands from Doha that would move the region to a "better place".
In another tweet, he said that no other "channel in the world... faces the same amount of conspiracy".
According to a New York Times report, President Donald Trump's odd allyship with Saudi Arabia over Qatar is cause for suspicion about whether his allegiances are informed by business interests.
As far as TV channel Al-Jazeera located in Doha is concerned, since long its independent and professional news coverage and analysis caused reservations and insecurity among the conservative and dictatorial Arab regimes.
To understand what is going on and what triggered this latest crisis between Qatar and its Gulf neighbours, I reached out to Thomas Juneau, an assistant professor at the Graduate School of Public and International Affairs at the University of Ottawa and a Middle East expert.
Earlier this month, Al-Jazeera said it was battling a large-scale cyber attack.