Tied at 14 at halftime, the Hawks (3-1, 2-0) scored on a 37-yard field goal by Eric Spillane and a 4-yard pass from Frazier to Roberts in the third quarter while holding the Pioneers (0-3, 0-1) to 7 yards total offense.
Monmouth added a 32-yard field goal with 10:03 remaining. Sacred Heart then drove to the Hawks 23, but Tim Little was intercepted by Pat Gray. After a Monmouth possession lasting nearly 7 minutes, the Pioneers blocked Spillane's 30-yard attempt with 1:26 left.
Sacred Heart got to the Hawks 22 before running out of downs.
A bizarre play ended the first half. Little was intercepted at the goal line by Gray, who fumbled. Tyler Dube recovered for a Pioneers touchdown, tying it as time expired.
Texas cornerback Kris Boyd has apologized for retweeting a Texas A&M fan during halftime of Texas' 50-7 loss to TCU on Saturday.
The Big 12 on Sunday acknowledged an officiating mistake that incorrectly awarded Oklahoma State a first down Saturday and said the officials involved would be disciplined.
Georgia coach Mark Richt says he's sticking with Greyson Lambert, who was just 10-for-24 for 86 yards in a loss to Alabama, as the Bulldogs starting quarterback.