WASHINGTON -- Jessie Govan grabbed 12 rebounds and scored 21 points, including all 11 of Georgetown's points in the second overtime, and the Hoyas beat Seton Hall 77-71 on Saturday night.

Govan's 3 put Georgetown up 71-69 with 3:20 left in 2OT, but Sandro Mamukelashvili tied it with a second-chance jumper. Govan twice made 1 of 2 free throws, added a second-chance layup for a 75-71 lead, then hit two more free throws with 10 seconds left to seal it.

James Akinjo scored 16 points and Josh LeBlanc had 14 with a career-high 17 boards for Georgetown (18-11, 8-8 Big East Conference), which trailed 28-24 at halftime.

Myles Powell scored 35 points and Mamukelashvili added 14 with 11 rebounds for the Pirates (16-12, 7-9), who have lost three straight.

Seton Hall tied it at 59 at the end of regulation on Michael Nzei's second-chance jumper and Jared Rhoden's buzzer-beating dunk off a fast break tied it at 66 to force a second overtime.

Seton Hall faces No. 10 Marquette on Saturday and Georgetown is at DePaul on Wednesday.