Presidential nominees ignore credit crunch

As the presidential campaign heats up, the candidates are sure to intensify their differences on national security, the Iraq war and tax relief for the middle class, and they’ll no doubt tear into each other’s positions during the coming debates. But, based on the contest so far, don’t look for either Sen. Barack Obama or Sen. John McCain to take on the biggest, most troublesome economic problem facing many American families and financial institutions — the credit crunch.