Russia may be prepared to engage in direct conflict with NATO member states, former Russian President Dmitry Medvedev suggested on Tuesday. In a post on his Telegram channel, Medvedev, who is deputy chairman of Russia's Security Council, criticized the supply of weapons to Ukraine by its Western allies, suggesting a war could break out over deliveries of Abrams tanks and the potential supply of long-range missiles to Ukraine. Ukrainian President Volodymyr Zelensky said on Monday that the first U.S.-made Abrams tanks have arrived in Ukraine. Washington has pledged to provide Kyiv with 31 of the vehicles. The Kremlin has repeatedly...