From the article: "Since the video only documents the events following the confrontation, it is not possible to determine the incidents leading up to it. Moreover, the Palestinian is shown being dragged into the building and it remains unclear what happened inside." The article' reports they were going for a run, meaning they were off duty. The out of uniform soldiers are wearing work out clothes, and though not uniforms the T-shirts have their unit clearly marked. Of course, all the Israel-bashing "experts" in this talk back section knew that.
PLO official: Reports about Abbas' resignation from political life very premature (Haaretz)