This must be an exclusive. It is reported nowhere else. And it appears to be unsourced. I have a lot of trouble believing that Abbas wants the suffering in Gaza to continue. This sounds more like the source of the tory is the Israeli PMO. Opening Rafah with Turks or EU monitors and the port of Gaza with the US 6th Fleet checking for and stopping weapons sounds more like an Abbas position that continuing the siege. But, then again, I never expected to hear a New York Senator argue for making children suffer to learn up their parents.
Colombia recalls ambassador to Venezuela amid border crisis (Reuters)
from the article: Abbas to Obama: I'm against lifting the Gaza naval blockade