Naim Qassem labels the killing of Haytham Tabtabai as a 'heinous crime' saying Hezbollah has the right to respond.

Naim Qassem labels the killing of Haytham Tabtabai as a 'heinous crime' saying Hezbollah has the right to respond.

BEIRUT: The head of Lebanese militant group Hezbollah said on Friday it retained the right to respond to Israel’s killing days ago of its top military commander and left open the…