The Latest on developments related to the diplomatic crisis engulfing energy-rich Qatar (all times local): 1:10 p.m. Kuwait says Qatar is "willing to hold a dialogue" with Arab nations that have cut diplomatic ties.
Iran voiced its preparedness to provide Qatar with whatever food products the Arab country needs immediately after Saudi Arabia and a number of others broke off relations with Qatar, which relies heavily on importing food.
Kuwait's emir is working to mediate the Gulf crisis around Qatar, which is home to a major United States military base and the host of the 2022 Fifa World Cup.
For its part, Qatar issued an overnight statement saying residents living in the country from nations that severed ties would have "complete freedom" to stay despite the "hostile and tendentious campaigns" now targeting it. Doha is a major worldwide travel hub, but flagship carrier Qatar Airways now flies increasingly over Iran and Turkey after being blocked elsewhere in the Middle East.
Al-Jazeera's offices have been shut down by authorities in Saudi Arabia and Jordan. "But it does not give us joy when relations between our partners deteriorate", Lavrov told Qatar's foreign minister Sheikh Mohammed bin Abdulrahman al-Thani at talks in Moscow.
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Sheikh Mohammed told The Associated Press on Thursday that Sheikh Tamim "is not going to leave the country while the country is in blockade", in effect turning down the mediation offer.
The statement added that the position of the four governments comes also as a result of "Qatar's actions in contravention of its (previous) commitments include: supporting and harboring elements and organizations that threaten the National security of other States".
U.S. President Donald Trump's administration has suggested Tillerson, who as Exxon Mobil's CEO had business with Qatar, as a possible mediator for the dispute.
Turkish President Recep Tayyip Erdogan has approved legislation for increased military cooperation with Qatar, including a deal for the deployment of Turkish troops there.
Gambrell reported from Dubai, United Arab Emirates.