The U.S. military pier off Gaza may soon be operating. Aid workers question its role

As early as this weekend, some 90 trucks will roll off a metal causeway onto a beach in Gaza.

Then the United Nations will deliver the much-needed food and medicine to Palestinians, some of whom are already suffering famine conditions. The United Nations said half of Gaza's more than 2 million people are starving.

But questions remain about whether this will be a successful operation. Senior military officials say tens of thousands of desperate residents could cluster at the end of the causeway, snarling the trucks and denying much needed...