New Delhi, May 8 -- The son of Hamas' lead negotiator died after being wounded by an Israeli strike on Gaza, the militant group said Thursday, as another Israeli strike killed three Hamas security forces, according to local officials.

Israel meanwhile said it killed three Hezbollah militants in a strike on the southern suburbs of Beirut the day before.

Hamas negotiator Khalil al-Hayya's 32-year-old son, Azzam, was wounded by a strike in Gaza City on Wednesday that killed another person and wounded several others. The Israeli military has not commented on the strike. The older al-Hayya is based abroad.

Israel has continued to carry out regular strikes against what it says are militant targets - also killing civilians - since a U.S.-brok...