The United States on Thursday said it was "
concerned
" about Iran's launch of a rocket, which it said could benefit Tehran's ballistics program, but stressed its commitment to negotiations aimed at saving the agreement on the Iranian nuclear power plant.
Read alsoResumption in Vienna of negotiations to save the Iran nuclear deal
"
The United States remains concerned about the Iranian development of space launchers, which poses a risk of proliferation,
" said a spokeswoman for the State Department, who however reiterated that Washington "
wishes a mutual return to full respect for the
2015 agreement to prevent Iran from obtaining nuclear weapons.