The State Department announced that Eliott Abrams, the US special envoy to Venezuela, will take up Hook's post in addition to his own.
Elliott Abrams, who is now serving as special representative for Venezuela, will assume Hook's position in addition for his current role.
“We have an obligation to protect the Arab countries, to protect Israel, to protect the European countries,” Craft added.
In early June, US President Donald Trump urged Iran to make a deal with America.
The Iranian military stressed that the incident was being investigated by "expert teams" and that "any speculation" about the incident should be avoided.
A bizarre invasion of Venezuela that involved US Green Berets appeared to end in disaster this week.
Recently, Iran has launched attacks on ships and on Saudi Arabia and sent proxies to target US forces in Iraq.
Tensions between Iran and the United States increased earlier this year after the United States killed Qassem Soleimani, the head of Iran’s elite Quds Force, in a drone strike in Iraq.
US attack would “rattle the delicate internal balance of forces" within Iran.
The Islamic Republic is engaged in a version of the Game of Thrones in which the iron throne is Mecca and Medina.