A lone gunman in a bulletproof vest has opened fire in an apartment and a hospital in the Netherlands, killing three people including a 14-year-old girl, police have said.Thursday's shooting sent patients and medics fleeing the Erasmus Medical Centre in Rotterdam, including some who were wheeled out of the building in beds.Others barricaded themselves into rooms and stuck hand-written signs to windows to show their location.

A lone gunman in a bulletproof vest has opened fire in an apartment and a hospital in the Netherlands, killing three people including a 14-year-old girl, police have said.Thursday's shooting sent patients and medics fleeing the Erasmus Medical Centre in Rotterdam, including some who were wheeled out of the building in beds.Others barricaded themselves into rooms and stuck hand-written signs to windows to show their location.