Insurance markets open to surge of new customers

Louis Peters fills out papers at the Henry J. Austin Health Center, in Trenton, N.J., Tuesday, Oct. 1, 2013, to sign-up for new plans through a health insurance exchange. The exchanges are being launched in every state Tuesday as a key part of President Barack Obama's health insurance overhaul. Some uninsured New Jersey residents can begin signing up for new plans through a health insurance exchange. The exchanges are being launched in every state Tuesday as a key part of President Barack Obama's health insurance overhaul. (AP Photo/Mel Evans)CHICAGO (AP) — The online insurance marketplaces that are at the heart of President Barack Obama's health care overhaul struggled to handle the wave of eager new consumers Tuesday, the first day of a six-month open-enrollment period that inaugurates the biggest expansion in coverage in nearly 50 years.