Pennsylvania Ballet's 'Swan Lake' is pure gold
When a sensational dancer first steps onstage, it's as exciting for me as for an astronomer discovering a nova. Zachary Hench gave such a moment when he flashed his star quality stepping out as Prince Siegfried in Christopher Wheeldon's production of Swan Lake in 2004. Newly commissioned by Pennsylvania Ballet, it was a million-dollar gamble I hope has paid off in real money as much as it does in artistic quality and…