"Can't dig yourselves holes, especially on the road," Gallagher said. "That's what cost us."
Perlini, Keller power Coyotes to third straight win →
"We didn't find a way to put the puck in the net," forward Brendan Gallagher said.
Semyon Varlamov makes 43 saves, Avs beat Canadiens 2-0 →