The first precondition to opening the border from Gaza into Israel must be the release of the kidnapped soldier Gilad Shalit. Next would be the stopping of rocket attacks on Israel. These rocket attacks are also "collective punishment" as they are aimed indiscriminately at Israeli civilians. Shame on Israel if they allow "pressure" to make them ignore these basic prerequisites.
Report: Man detained at Newark Airport after entering secure area, prompting evacuation (Haaretz)
from the article: U.S. lawmakers to Obama: Press Israel to ease Gaza siege