Lebanon and Hezbollah have agreed to a US proposal for a ceasefire with Israel with some comments on the content, a top Lebanese official told Reuters on Monday, describing the effort as the most serious yet to end to the fighting.

Ali Hassan Khalil, an aide to Parliament Speaker Nabih Berri, said Lebanon had delivered its written response to the US ambassador in Lebanon on Monday, and White House envoy Amos Hochstein was traveling to Beirut to continue talks.

There was no immediate comment from Israel.

Hezbollah, a heavily armed movement backed by Iran, endorsed its long-time ally Berri to negotiate over a ceasefire.... Read More: JPost