Trump first canceled plans for a June 10 in-person summit in March due to the pandemic, but later sought to revive it, only to drop the plans again in May.
There is also often sensitive intelligence sharing at these meetings.These decisions and the intelligence sharing obviously impact the Middle East and often Israel.
"She will of course continue to monitor the development of the pandemic."
The decision comes as nations around the world seal their borders and ban travel to stop the virus' spread.
Iran targets academics because it views them as the soft underbelly of Western countries.
"He wanted to put on a show, he wanted to take care of folks," Mulvaney said. "He's in the hotel business, at least he was."
In a joint press conference with Macron at the G7, Trump spoke of the possibility of meeting soon with Iranian President Hassan Rouhani.
"The smoke is visible for thousands of kilometers," he wrote.
Both Trump and Rouhani said the idea is feasible in the same day - an unprecedented sign of diplomatic potential.