"As soon as it [the interview] is prepared, it will be released," he told reporters, according to TASS news agency.
He also claimed that no one had "bothered" to interview the Russian president.
Announcing his interview with Putin, Carlson said "we are not here because we love Vladimir Putin.
Russia's media landscape is tightly-controlled by the Kremlin and is consistently careful to orchestrate favorable coverage (and to omit any criticism) of Russia's leadership.
It's also rare for Western media outlets to be granted an audience with Putin and many foreign journalists have been expelled from Russia.
Persons:
Peskov, Dmitry Peskov, Vladimir Putin, Brice Mahamat Idriss Deby, Carlson, Putin, Alexander NEMENOV, ALEXANDER NEMENOV, Mister Carlson, couldn't, It's, Holly Ellyatt
Organizations:
Kremlin's, Sputnik, Kremlin, Commission, Kyiv, Getty
Locations:
Moscow, Russian, United States, St, Basil's, Russia's, Kremlin United Russia, Ukraine, AFP, Russia