Israel has dealt Hezbollah heavy blows since launching its offensive in late September, escalating the conflict that had rumbled on in parallel to the Gaza war for a year. Hezbollah has kept up rocket fire into Israel and its fighters have been battling Israeli troops on the ground in the south.

Haifa area; AP photographs Israeli bomb hitting building in Beirut, after IDF issues evacuation order citing Hezbollah activity

The Israeli military pounded Beirut's southern suburbs with airstrikes on Tuesday, mounting one of its heaviest daytime attacks yet on the Hezbollah-controlled area after the defence minister ruled out a ceasefire until Israeli goals were met.