BBC Omission

In Gaza, Islamic extremists attacked a UN-run school which was hosting a sports festival that they considered to be un-Islamic. Extremists had earlier held a protest outside the school before returning with guns and bombs. One bomb was thrown into the school and a security guard was killed. (see here for more)

Is this newsworthy? Not if you ask the BBC. Not a hint of this on their website.

Why not? Would it be too cynical to suggest that it is because this is a case of Islamic extremism in Gaza that cannot be blamed on Israel?