Tension escalates in Ukraine following President Joe Biden’s decision to allow the use of American missiles on Russian territory, sparking retaliatory threats from Russian President Vladimir Putin. Ukrainian President Volodymyr Zelensky has acknowledged the current limitations of Ukraine’s military capabilities, stating that the return of Crimea will be pursued through diplomacy. Security alerts remain as Ukrainian forces brace for potential missile strikes from Russia, with reports indicating a significant accumulation of Russian missiles nearby.