The visit to Gulf heads of states is an attempt to ease the pressure on Turkey’s ally Qatar, where, under a 2014 agreement, it maintains a military base.
The UAE, on its part, has labelled the Washington Post report untrue and said that four Arab powers were discussing imposing new sanctions on Qatar.
US intelligence learned that top UAE government officials were involved in the hacks, which manipulated Qatar’s social media and news sites to show the emir praising Iran and Hamas.
A month of sanctions imposed on Qatar by Arab neighbours that accuse Doha of supporting militants has galvanised patriotic feelings and fear among Qataris.
Russian President Vladimir Putin discussed the Qatar dispute with Bahrain’s King Hamad bin Isa al-Khalifa in a telephone call, the Kremlin said on Saturday.
Qatar faces further sanctions by Arab states over alleged terrorism links as deadline to accept demands set to expire Sunday with no resolution in sight.
The new security measures were designed to prevent expanding an in-cabin ban on laptops, and could require additional time to screen passengers.
Migrants say they fear the diplomatic crisis will leave them destitute, jobless and trapped in the Gulf.
The trigger of the current crisis was ostensibly a recent speech by Qatar’s emir, but geopolitics sheds more light.