A man on trial for bludgeoning four men to death with a metal bar as they slept on the New York City streets had been diagnosed with schizophrenia when he left jail months earlier and was hearing voices telling him he needed to kill 40 people or he would die too.

Survivors of a massacre in central Mexico told investigators that a group of people turned away from a holiday party returned later with gunmen who killed 11 and wounded 14.

President Joe Biden's administration is making a new push to reduce homelessness.