WASHINGTON: Republican presidential hopeful Tom Tancredo says the best way he can think of to deter a nuclear terrorist attack on the US is to threaten to retaliate by bombing Islamic holy sites. The Colorado congressman on Tuesday told about 30 people at a town hall meeting in the state of Iowa that he believes such a terrorist attack could be imminent and that the US needs to hurry up and think of a way to stop it. “If it is up to me, we are going to explain that an attack on this homeland of that nature would be...