With 28 years of congressional service under his belt, Riegle served as both a Republican and a Democrat after first being ...

Former Michigan U.S. Sen. Donald Riegle, who served under seven U.S. presidents as a Republican and later a Democrat, has ...

Donald Riegle, the Michigan senator who switched from Republican to Democrat and led Senate opposition to NAFTA, has died at ...

The native of Flint, Michigan, was first elected to the U.S. House of Representatives as a Republican in 1966 at age 28. As a ...