The attack on the Kerch bridge to Crimea stunned both Ukrainians and Russians with its scale and ingenuity, leaving experts wondering who was responsible for the attack and how it was achieved.
From truck bomb to underwater attack, military experts and analysts have put forward several theories on what caused Saturday’s explosion on the 19 kilometre road and rail link to the peninsula annexed by Russian president Vladimir Putin in 2014, though their findings are not conclusive.
