BRUNSWICK — Bowdoin, the defending NCAA Division III men’s tennis champion, earned a return trip to the quarterfinals with a 5-0 win over Massachusetts Institute of Technology on Saturday.

Gil Roddy and Justin Patel both won at singles and doubles for Bowdoin (20-4), which advances to play Washington University (Mo.) in the quarterfinals May 22 in Chattanooga, Tennessee.

WOMEN’S TENNIS

BOWDOIN 5, Colby-Sawyer 0: The Polar Bears (15-5) advanced to the NCAA regional final with a win over the Chargers (17-6) in Brunswick.

Sasha Jovanovic and Samantha Stadler both won at doubles and singles for Bowdoin, which plays Wesleyan for a berth in the quarterfinals at 1 p.m. Sunday.

BASEBALL

AMHERST 5, BATES 3: Yanni Thanopoulos had three RBI and hit a two-run single as the Mammoths (20-15) scored three times in the fourth inning and beat the Bobcats (16-18) in an elimination game in the NESCAC tournament in Waterville.

MAINE 8, UMASS-LOWELL 4: The Black Bears (20-24, 7-10 America East) went up 6-0 in the second inning and held on to defeat the River Hawks (22-25, 10-13) in Orono.

Lou Della Ferra had a two-run double and Tyler Schwanz a three-run homer in the second.

TRACK AND FIELD

BIG TEN CHAMPIONSHIP: Penn State sophomore Isaiah Harris of Lewiston won his 800- meter heat with a time of 1:48.71. Harris had the fifth-fastest time in qualifying. Moujtaba Mohammed of Nebraska had the fastest qualifying time, finishing in 1:48.09. The final in the 800 is Sunday.

SEC CHAMPIONSHIP: Georgia freshman Kate Hall finished ninth in the 100-meter final with a time of 11.34 seconds. Aleia Hobbs of LSU won in a time of 11.12.