Here's a small data point in the controversy over truth-seeking in the Al-Dura Hoax business. Note the map that accompanies cameraman Talal Abu Rahma's sworn testimony at the Palestinian Centre for Human Rights:

Compare the placement of the Israeli position in the sketch above to its actual position as shown in this aerial photo from Second Draft:

Notice how Rahma has moved the Israeli position closer to the corner to make the angle work better for his story. At best, the Israelis would have to be pressed right up to the corner of the building to get a shot in, and that's questionable at best.