Harsin sticking with Hedrick after four-interception performance at Air Force.
Safety Weston Steelhammer had three interceptions and Air Force handed Boise State its worst loss since joining the Mountain West Conference in 2011, beating the Broncos 28-14 Saturday night behind seven takeaways.
College of Idaho now 3-1 after beating Montana Tech, 41-25.
The defensive back is one of the team's top tacklers.
The redshirt senior quarterback ranks third nationally in completion percentage.
Jay Ajayi provided the spark Boise State needed with 150 yards rushing and three touchdowns to lead the Broncos to a 34-9 victory over Louisiana-Lafayette Saturday night.
Boise State used trickery to score in Saturday's win against Connecticut.
College of Idaho scores 10 unanswered points in the fourth quarter to beat Montana Western, 31-28.
The Broncos (2-1), who put up 676 yards of offense a week ago, saw their defense make the big plays this week.
College of Idaho started its season with a win last week.
Broncos will play 31 games after going 21-13 last season.
Boise State has been outscored 42-7 in the fourth quarter through the first two games.
Miller broke Boise State's record for career receptions on Saturday night.
Boise State coach Bryan Harsin notched his first career head-coaching victory to move to 1-1 and avoid the Broncos' first 0-2 start since 2005.
Playing their first intercollegiate game in 37 years, the Coyotes (1-0) erased a 28-21 third quarter lead with two Gordon touchdowns.