NBC's Brian Wiilliams may have dug himself even deeper into a hole with his on-air apology for misleading viewers about coming under fire in Iraq. The apology itself was allegedly also misleading. Media watchers are now asking if the Williams 'brand' can survive this second fustercluck, with Lester Holt available as a credible and immediate replacement. Don't lavish too much sympathy on Williams, who is reputedly worth some $40 million.