NU Online News Service, May 28, 4:53 p.m. – Principal Financial Group Inc., Des Moines, Iowa, has agreed to distribute supplemental insurance products from Colonial Supplemental Insurance, Columbia, S.C., through its network of independent benefits brokers.

The products include critical illness insurance, accident insurance and Medical Bridge hospital confinement indemnity insurance.

Colonial will also market benefits communication and enrollment services through the Principal benefits brokers.

Colonial is a unit of UnumProvident Corp., Portland, Maine.