CBC's How Do You Solve A Problem Like Maria? concludes tonight at 8 p.m. when either Elicia Mackenzie of Vancouver or Janna Polzin of Woodstock will be chosen by the public—over 650,000 Canadians—to spend October as the star of The Sound of Music, yodelling in the Princess of Wales theatre. The show, imported from Britain where a Maria was similarly found, is a hit for the CBC, which must be a relief since the network......