As Israel intensifies its military operations in Lebanon, U.S. President Biden emphasizes the importance of avoiding an 'all-out war' in the Middle East. Despite urging a ceasefire, Israel appears to be testing U.S. support by launching ground operations against Hezbollah. While the Biden administration shifts its stance on Israel’s actions, officials privately acknowledge the limitations of U.S. influence. Biden's calls for diplomacy come at a critical time, as fears of widespread conflict and civilian casualties grow amid escalating hostilities.