At least five people have been stabbed at the house of a rabbi in New York state.
According to reports, a religious celebration was being hosted at the house in Monsey, north of New York City, when the attack happened.
The suspect fled but was later taken into custody, but the motive behind the attack is not clear.
Two of the victims are said to be in a critical condition, with one having been stabbed at least six times.
The New York Police counter-terrorism unit said it was "closely monitoring" the reports.
We are closely monitoring the reports of multiple people stabbed at a synagogue in Monsey, NY (Rockland County) pic.twitter.com/cHoQnbneKO
— NYPDCounterterrorism (@NYPDCT) December 29, 2019
Thousands feared dead after two major earthquakes strike Venezuela
Trump asks Congress for more funds to fight Iran, defying rebuke on war powers
Magnitude 6.9 quake strikes Japan's northeast, no tsunami warning
US, Iran at odds on nuclear inspections, frozen assets in deal to end war
Oman establishes temporary shipping corridor through Strait of Hormuz
