There were no immediate reports of injuries.
Trump argued that individual nations should act in their own self-interest, yet rally together when faced with a common threat.
Some islands wrecked by Hurricane Irma are threatened.
The storm intensified to a Category 5 Monday evening.
In just 3 hours, maximum sustained winds jumped from 90 mph to 110 mph.
Congolese army commanders orchestrated a wave of massacres that killed hundreds of people between 2014-2016.
President addresses body for 1st time, pledges support.
Friday explosion injured more than two dozen in London.
29 hurt; security tightened.
18 people injured but none seriously at height of London’s morning rush.