Blues score 3 times in 1st period, beat Avalanche 5-1
DENVER (AP) – David Backes started the scoring in a three-goal first period, Anders Nilsson made 19 saves in relief of an apparently injured Jake Allen, and the St. Louis Blues beat Colorado 5-1 on Sunday night as the Avalanche moved to the brink of postseason elimination. Magnus Paajarvi, Colton Parayko and Alex Pietrangelo also…