The Blues were 0-for-4 on the power play, which included a two-man advantage for 53 seconds in the third period. St. Louis scored a power-play goal in each of its previous six games.
Fleury, who made his 15th start in 16 games, saved 14 of 15 shots in the third.
''For us it was about disrupting them,'' Stone said. ''I think when we box out and block shots and [Fleury] can see the puck, it just makes his life easier.''
NOTES: Blues forward David Perron had his eight-game point streak end (five goals, five assists). … Stone has scored 14 points (five goals, nine assists) in his past seven games against the Blues. ... With his assist, Tarasenko has scored four points (one goal, three assists) in four games since returning from offseason shoulder surgery.