Ukrainian property tycoon Vadim Ermolaev, 58, is fighting for his life after a bomb exploded outside a luxury home in Monaco - several theories have now emerged as to who is behind the attack

One victim was named by a local news outlet as Vadim Ermolaev - one of Ukraine's wealthiest men - who is understood to have fled the country amid the war with Russia

A Ukrainian oligarch is among three people injured in what authorities describe as a "deliberate" explosion on a residential building in Monaco.

Explosion at residence near border with France was ‘very likely an attack’, minister says