She is in a 'serious condition' fighting for her life, and Ermolaev and their son were also wounded.

Vadym Yermolaiev was sanctioned by Ukraine for allegedly doing business in Russian-occupied Crimea. Two other people were also injured, including a 13-year-old.

Ukrainian oligarch Vadim Ermolaev, 58, and his wife are fighting for their lives after a bomb blast ripped through the La Rousse district of Monaco