The government has distanced itself from a trade union's decision to boycott Israeli universities. The move by the huge University and College Union follows a similar decision by the National Union of Journalists in protest at Israel's continued occupation of the Palestinian territories. The public services union Unison votes on such a motion soon. Some grassroots union members are deeply unhappy about the boycott - as are some of the world's most respected academics. And now, Israel is threatening retaliation in the form of a boycott of British goods and services - starting with a top West End musical