冲突无解？俄罗斯高官表态强硬，乌克兰再袭克里米亚大桥

Group 1 - Russian security official Medvedev stated that the purpose of peace talks with Ukraine is to ensure a swift and comprehensive victory for Russia [1] - Medvedev emphasized that the Istanbul talks were not aimed at reaching a compromise under unrealistic conditions but rather to ensure the destruction of the "new Nazi regime" in Ukraine [1] - The talks resulted in an agreement on prisoner exchanges and the return of 12,000 fallen soldiers' bodies, but no consensus was reached on a ceasefire urged by Ukraine and its allies [1] Group 2 - Peskov criticized Ukrainian President Zelensky's statements after the talks as inappropriate and not in line with the spirit of negotiations [2] - Peskov mentioned that dialogue mechanisms between Russia and the US remain active, with potential for future communication between Putin and Trump, although no arrangements are currently in place [2] - The Ukrainian Security Service reported a special operation targeting the Crimean Bridge, marking the third attack on the structure [2] Group 3 - The Ukrainian Security Service confirmed that operatives prepared explosives for the bridge, with the first explosive device detonated successfully without civilian casualties [4] - The bridge's underwater support structure was severely damaged by 1,100 kilograms of TNT equivalent, putting it in a state of emergency [4] - The Russian Federal Security Service reported the arrest of a Ukrainian operative suspected of bomb-making and terrorism, with charges of treason filed [4]