An eight-game unbeaten streak for the Clarkson University Hockey team came to end on Saturday night as 8th-ranked Harvard defeated the Golden Knights 7-3 before 2,842 fans at Cheel Arena.

Clarkson, which suffered its first loss since November 4, stands at 9-6-3 overall and 5-2-1 in ECAC Hockey action. The Knights close out first semester play with a game at archrival St. Lawrence next Friday in Canton.

Harvard (8-2-1, 4-1-1), boasting the third most productive offense in the country, overcame a 2-1 first-period deficit and outscored the Green and Gold 6-1 over the final 40 minutes to complete a weekend sweep in the North Country. On Friday, the Crimson defeated St. Lawrence 4-2 in Canton.

Harvard outshot Clarkson 36-23, including as 28-14 margin over the last two periods. Owning the second-ranked power play in the nation, the Crimson went 2-of-5 on the man-advantage and killed off all three of the Knights power plays.

The Green and Gold got off to a great start and controlled play for the opening 10 minutes. For the eighth straight game, Clarkson jumped out to the early lead. Senior Troy Josephs connected down low off assists from linemates, senior Jordan Boucher and junior Sam Vigneault at 7:01 for his eighth goal of the season and third of the weekend.

Harvard made quick work of its first man-advantage opportunity of the night and tied the game on Tyler Moy's goal at 9:05.

Clarkson came right back, scoring its second goal just over a minute later when senior A.J. Fossen picked up a rebound at the bottom of the left circle off a shot by classmate Perry D'Arrisso and fired in his fourth goal of the season at 10:08.

Freshman Jake Kielly made a save on a breakaway by the Crimson's Ryan Donato with 2:50 left in the period to preserve the Green and Gold's one-goal lead heading into the first-period intermission.

The Crimson grabbed the lead in the second period with a three goals to hold a 4-2 advantage after 40 minutes.

Seb Lloyd opened the scoring for the visitors in the middle frame, redirecting in a shot by Ty Pelton-Byce at 2:23. Nathan Krusko followed with Harvard's second power-play tally at 8:36. At 18:17 Moy scored his second of the game giving the Crimson a three-goal advantage.

Harvard opened the final frame with its fifth goal on Donato's shot at 5:33.

Vigneault got one back for the Knights with his fourth goal of the season at 7:28 with Boucher and junior defenseman Kelly Summers assisting.

The Crimson, however, sealed the deal with a pair of empty-net, shorthanded goals when Clarkson pulled Kielly for the extra attacker while on the power play. Donato scored his second of the game at 17:53 and Sean Malone closed out the game with Harvard's seventh goal at 18:29.

Kielly finished with 29 saves.