Israel isn't stopping humanitarian aid. It will deliver it all subject to inspection to ensure that weapons that are fired on its population, almost daily with sometimes deadly results, are not included in the cargo. You know that, yet you ask your question. Playing the Pal game of "oh how terrible those Israelis are". Yet again, the constant theme from bankrupt people like you is that Israel has no legitimate right to defend herself.
Nigeria says troops destroy extremist camp, rescue 178 people (AP)
from the article: Israel Navy intercepts Gaza-bound aid vessels; no injuries reported