
Petru-Sorin Doleanu, 41, died from a significant brain injury
(Picture: Met Police)A murder investigation has been launched after a man who was punched in the head outside a north west London job centre before Christmas died in hospital.
Petru-Sorin Doleanu, 41, died from a significant brain injury on March 29 nearly three months after being approached by an unknown man as he stood with two friends.