What is a thermobaric bomb?

Russia is accused of using thermobaric weapons or "vacuum bombs" in Ukraine. These weapons are a breach of the Geneva Convention -- guidelines for humanitarian treatment in war.

Ukrainian athletes join military amid Russian invasion

Dmytro Pidruchnyi is the latest Ukrainian athlete to join the military amid the Russian invasion. Pidruchnyi was competing at the Winter Olympics in Ukraine’s national colors. Now he’s wearing a military uniform and ballistic helmet.