New York police officers were 'quite simply assassinated'

William J Bratton, New York City Police Commissioner, has told a news conference that two police officers who were shot dead were targeted for their uniform.

The police officers, Liu Wenjin and Raphael Ramos were killed in the Bedford-Stuyvesant area of the city.

The attacker, Ismaaiyl Brinsley, 28, is reported to have fled into a subway station and turned the gun on himself.