A sort of interesting side story to this topic ... according to Israeli news site Haaretz Daily Israel has cut off ties with the BBC for essentially asking this same question:
<BLOCKQUOTE class="ip-ubbcode-quote"><font size="-1">quote:</font><HR>The broadcast deals with Israel's attempts to
maintain a policy of ambiguity on its nuclear
weapons, through the Va'anunu affair, the trial
of Brigadier General Yitzhak Ya'akov and the
incidents of cancer among the Dimona nuclear
reactor workers. <HR></BLOCKQUOTE>
Phaedrus
<BLOCKQUOTE class="ip-ubbcode-quote"><font size="-1">quote:</font><HR>The broadcast deals with Israel's attempts to
maintain a policy of ambiguity on its nuclear
weapons, through the Va'anunu affair, the trial
of Brigadier General Yitzhak Ya'akov and the
incidents of cancer among the Dimona nuclear
reactor workers. <HR></BLOCKQUOTE>
Phaedrus