Vance: US probing airstrike that Iran says hit a wedding party

WASHINGTON, Sept 3 (Reuters) - U.S.Vice President JD Vance on Thursday said the United States is investigating anairstrike that Iran says struck a wedding party in Iran. "We're investigating it because obviously we care. We want to know," Vance told reporters during a White House press briefing. "If we do make mistakes, again, this is a big difference between us and Iran, when our military makes mistakes, they learn from them to try to get better from them," Vance added.