Thermobaric rockets: Russia’s most fearsome weapon that could destroy a city block in a single shot

As the fighting in Ukraine intensifies in its largest cities, fears are rising that a war of attrition will mean an escalation of violence and the use of ever more deadly weapons.
On Saturday, a CNN correspondent captured footage of what appeared to be a TOS-1 heavy flamethrower system being transported to the Ukrainian border near the Russian city of Belgorod.