Iran accuses US of war crime after alleged missile strike on wedding; Vance says investigation underway
US Vice President JD Vance expressed extreme skepticism about an alleged strike on an Iranian wedding celebration that Iran says killed four people, including two children.

What happened
During a White House press briefing, JD Vance was asked about an alleged strike on an Iranian wedding celebration. Iran has accused the US of a war crime after officials said a missile strike killed four people including two children at a wedding celebration. Vance said the US is investigating.
Context
The incident raises questions about civilian casualties in US military operations and the accuracy of competing claims about the strike. An investigation announcement suggests the US is treating the allegation seriously enough to review the circumstances.
What's disputed
Whether the strike occurred, what was hit, the number and identity of those killed, and whether any US action was responsible.