D.C. theater's 'La Sonnambula' finds its footing after an unsteady awakening

Set your sights on a pastoral village in the Dolomites during the early 1920s -- a far cry from the Arcadian scene pictured by composer Vincenzo Bellini in his melodrama "La Sonnambula" (The Sleepwalker), the bel canto opera set in the Swiss Alps during Europe's tumultuous 1830s.