Brian Williams will not appear on

Brian Williams will not appear on "The Late Show with David Letterman" amid the ongoing controversy over his Iraq war story. (Credit: Craig Barritt/Getty Images for The Robin Hood Foundation)

More like this

Gwen Carr, center, mother of Eric Garner, who In Eric Garner case, hopes for federal charges A Muslim woman was attacked by three men NYPD: Men shout ‘Donald Trump,’ attack Muslim woman Brian Coll, right, a former Rikers Island guard, Trial begins for ex-Rikers guard in inmate's death