Thompson -- probably best known to TV viewers for his role on NBC's "Law & Order" -- will assume the position of special program host and senior analyst out of Washington starting this spring, ABC News Radio announced in a news release.
In addition to anchoring ABC News Radio specials and programs, Thompson will serve as a fill-in for Paul Harvey when the veteran commentator is on vacation.
Thompson was the minority counsel to the Senate Select Committee on Presidential Campaign Activities -- popularly known as the Watergate Committee" -- from 1973-1974, and was elected to the Senate in 1994, where he served until 2003.
Among his film credits are "The Hunt for Red October," "Cape Fear" and "In the Line of Fire."
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