They are giving each other blessings and talk about rebuilding of the Beis HaMikdosh.
Rav Kaduri was always a big friend of the Rebbe and Chabad. When one of the rabbis of Israel said something negative about the Rebbe, Rav Kaduri asked: “Who is this fly that raises its wing against a lion?” After gimmel Tammuz, Rav Kaduri also talked very hopefully and prophetically about the Rebbe and speedily approaching geulah.
May the merit of the two giants protect us and bring the Era of Mashiach speedily in our days, when every child will see with his eyes the contents of their teachings, Kabbala and Chassidus, the Essence of Torah, revealed in the physical matter of the world.
Besides the absolute beauty and seriousness of the moment, it was a little funny to watch how Rav Kaduri gives the Rebbe a “rabbi handshake” — a handshake which seems to go on forever, when the one shaking your hand (usually a rabbi) keeps holding on to it and talking to you.