AMERICANS have learned to take with a grain of salt much of the rhetoric in a campaign like the current Democratic donnybrook between Hillary Clinton and Barack Obama. Still, there are some red lines that should never be crossed. Clinton did so Tuesday morning, the day of the Pennsylvania primary, when she told ABC's "Good Morning America" that, if she were president, she would "totally obliterate" Iran if Iran attacked Israel. picked by DerAlt 7 months ago