Israel has carried out the most intense air strikes on Lebanon in nearly four months, after several rockets were fired from Lebanon into Israel for the first time since a ceasefire came into effect in November.

The Israeli military said it had hit dozens of rocket launchers and a command centre belonging to Hezbollah, the Iranian-backed militia and political group, in southern Lebanon.

Lebanon's health ministry said two people, including a child, were killed and eight injured in the strikes.

Hezbollah said it had not carried out the rocket attack into Israel. Lebanon said an investigation