The domino effect on promotions at NBC’s Washington bureau continues today as Libby Leist is named Senate Producer for the network.  Leist, a 10-year NBC vet and Senior Producer of “The Daily Rundown” will fill the void left by Ken Strickland who was recently promoted to Deputy Bureau Chief when Antoine Sanfuentes replaced Mark Whitaker as Washington Bureau Chief.  Whitaker, as you might remember, left NBC News to take a gig as Managing Editor for CNN Worldwide earlier this year.

Internal memo announcing Leist’s promotion after the jump.

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