Two-thirds of Pacific Northwest Ballet's "All Balanchine" show is surprising and exciting. Showcasing three ballets spanning the career of George Balanchine, the leading American ballet choreographer of the 20th Century and famously the co-founder of the New York City Ballet, PNB manages to both remind audiences of how adventurous dance can be, while at the same time reinforcing the sense that major ballet companies have to carefully balance the experimental with the traditional in......