Hutton has started five of the Blues' past seven games after appearing in eight of their first 28 as Jake Allen's backup. This will be Hutton's 14th start this season; he's 9-3-1 with a 1.78 goals-against average and .942 save percentage. Hutton is 4-0-1 with 10 goals allowed in his past five starts; he made 30 saves in a 2-1 overtime win at the Toronto Maple Leafs on Tuesday.
The Blues are 1-2-1 in their past four games after a three-game winning streak.
The Senators, returning from a six-day break, will look for their fourth win in five games; they're 3-1-0 in their past four after going 1-4-2 in their previous seven.
Ottawa defenseman Mark Borowiecki will return after missing 23 games with a concussion; he has three points (two goals, one assist) in 12 games this season.