The CIA has reportedly concluded that Russia intervened in the US election to help Donald Trump win.

Five people were killed yesterday including a suspected gunman who opened fire at two military-related facilities in Chattanooga, Tennessee, in an attack officials described as an act of terrorism.

Amid controversy, confusion and threats, Sony released The Interview online in an unprecedented response to hackers who spoiled the Christmas opening of the comedy depicting the assassination of North Korean leader Kim Jong Un.

A veteran Florida police officer was shot and killed while on duty early yesterday by a man described as transient, according to law enforcement officials, who gave no motive for the suspect now charged with murder.

US president Barack Obama has offered full support and federal assistance to the New York Police Department after two of its officers were shot dead.