Mr. Aoun says the massive explosion on Tuesday was caused by either negligence or “external intervention” by a missile or bomb. It is believed that a fire ignited 2,750 tons of ammonium nitrate in storage, though it is unclear what sparked it.
“This was an event like the world has not seen for a long time. Horrible event,” Mr. Trump said from his club in Bedminster, New Jersey.
Mr. Trump said the planes heading to Beirut are carrying medical supplies, food, water and “many other things” to help.
He said he will hold a conference call with Mr. Macron and Lebanese leaders on Saturday to learn more.
“Everyone wants to help,” he said. “We stand firmly with the people of Lebanon and will continue to offer our support through this difficult time.”