Wed. 12/19 10a: The Santa Fe Pro Musica Baroque Ensemble is joined by guest vocalists for the annual "Baroque Christmas Concerts," twice nightly from December 20 through Christmas Eve in the Loretto Chapel, and the Santa Fe Pro Musica Orchestra welcomes guest soloists for an all-Mozart program, "A Mozart Holiday," in the St. Francis Auditorium, December 29 and 30. Spencer Beckwith talks with the Santa Fe Pro Musica's Founder and Director, conductor and oboist Tom O'Connor.