Israeli airstrike that killed seven health workers in Lebanon used US munition, analysis reveals

Human rights experts say attack was violation of international law, and that US supplying of weapon defies 1997 Leahy law

Israel used a US weapon in a March airstrike which killed seven healthcare workers in southern Lebanon, according to a Guardian analysis of shrapnel found at the site of the attack, which was described by Human Rights Watch as a violation of international law.

Seven volunteer paramedics, aged between 18 and 25, were killed in the 27 March attack on an ambulance center belonging to the Lebanese Succor Association in the town of al-Habariyeh in south Lebanon on 27 March.