The Kremlin on Friday said possible talks over the conflict in Ukraine were based on “completely different principles” from negotiations over a prisoner swap deal that saw 24 people freed on Thursday. “If we talk about Ukraine and more complex international problems, there are completely different principles,” Kremlin spokesman Dmitry Peskov told reporters when asked whether the prisoner exchange could lead to negotiations over Ukraine. “The work there is conducted in a completely different mode,” he said. There were official talks between Russian and Ukrainian negotiators in 2022 in the weeks…