President Barack Obama and Israeli Prime Minister Benjamin Netanyahu in Israel in 2013: White House.

The head of Israel’s National Security Council, Yaakov Nagel, left early Monday morning for Washington DC in an attempt to wrap up negotiations over the 10-year defense aid deal.

The trip is a sign of the strained relations between Washington and Jerusalem. Israel’s defense establishment is expected to receive less than what Prime Minister Netanyahu promised them. It appears that Netanyahu’s attempt to pressure the Obama administration using the US Congress has backfired.

Read full story at Ynet.