Some viewers tuning into the first episode of Lawrence O'Donnell's new MSNBC show "The Last Word" Monday night might be forgiven for thinking: here we go again. Another liberal host on MSNBC.Asked how he will try to differentiate himself from the slate of left-leaning anchors who come before him, though, O'Donnell answered very simply: he won't."NBC has done very well with three 'Law and Orders,'" he said in an interview with the Huffington Post.