Amos Hochstein, the US Senior Energy Advisor appointed to mediate maritime negotiations between Lebanon and Israel, arrived in Beirut on Tuesday for another round of talks with the Lebanese negotiating team. Hochstein’s visit to Beirut was preceded by him meeting with Israeli officials to discuss their negotiating position. Lebanon and Israel do not agree on the division of their maritime boundaries and have engaged in on-and-off negotiations since at least 2012. Rounds of talks have been complicated by the fact that the two countries do not have diplomatic relations, nor do they agree on thei…