Imagine, for a moment, that you're forced to invent a new candy with the specific objective of taking a bite out of the market segment comfortably satisfied by M&M's, Skittles and Reese's Pieces. Sounds daunting, right? With that in mind, the all-new 2011 Hyundai Sonata is being placed right back into the middle of the hotly-contested family sedan segment, already occupied by such established