2011 Buick Regal First Impressions

At first glance, with only three models in the lineup, I allowed myself a moment to doubt the wisdom of keeping the Buick banner within the GM family. But the executives had to honour their promises, one of which was to bring back the Regal, vanished as of 2004. But why reintroduce a nameplate whose glorious past was tarnished by its recent, rather insipid history?