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Even before the Gaza aid flotilla crisis, both Barack Obama, the US president, and Binyamin Netanyahu, the Israeli prime minister, had been trying to erase the perception of strained US-Israel relations.

But among some quarters in Washington, questions over unqualified US support for Israel remain.

The US military is starting to show concern over the cost of supporting Israel, at a time when it has thousands of troops in the Arab and Muslim world.

Al Jazeera's Clayton Swisher explains.

Source: Al Jazeera