By John RittenhouseLed by guard Chelsi Fink, the Hills-Beaver Creek girls’ basketball team pulled off an upset by knocking off Ellsworth in the opening round of the South Section 3A Tournament in Edgerton Thursday.Fink, who scored a game-high 26 points, cast the most important stones in what developed into an 82-18 double-overtime victory for the Patriots.The H-BC junior drained three consecutive free throws at the end of regulation play to force overtime. Fink then hit what turned out to be the game-winning shot with 12 seconds left in the second overtime session.H-BC, the tournament’s 10th seed, surprised the seventh-seeded Panthers by opening a 37-30 halftime advantage.Ellsworth tied the game at 38 when Amy Tiesler hit a free throw at the 15:19 mark of the second half, and the score was tied at 51 when Ellsworth went on a 10-2 spurt capped by Brooke Kramer’s three-point play to give the Panthers a 61-53 lead with 5:42 left in regulation play.H-BC crept to within one point of EHS before Panther senior Rachel Kvaale sank a pair of free throws with 16.3 seconds left to give her team a 67-64 advantage. Fink, however, was fouled in the act of shooting a three-point shot with 1.1 seconds left. She hit all three free throws, sending the contest to overtime.Both teams sported two-point leads in the first overtime, with Ellsworth’s coming with 23.8 seconds left, when Kvaale hit two free throws to give EHS a 74-72 edge. H-BC’s Ashley Hoyme returned the favor with 13 seconds remaining, tying the game at 74 after burying a pair of free throws to force a second overtime.Each team sported one-point leads during the second overtime before Ellsworth’s Rosie Lewis converted a free throw with 23.1 seconds remaining to give the Panthers an 81-79 cushion.Fink answered the challenge for H-BC by drilling a three-point shot from the top of the key with 12 seconds remaining, giving the Patriots their one-point win.The win sent the 6-20 Patriots to Saturday’s quarterfinals in Worthington. The loss ended Ellsworth’s 10-12 campaign.Along with leading the Patriots in scoring, Fink collected a team-high 13 rebounds. Kari Roozenboom pulled down 12 rebounds and scored 11 points. Stacy Bush added 14 points, five assists and four steals to the winning cause. Hoyme chipped in 11 points.Tiesler (24 points and 11 rebounds), Lewis (10 points and 14 rebounds) and Kramer (13 points and 11 rebounds) registered double-doubles for the Panthers. Kvaale netted 19 points and charted five assists.Box scoreH-BCJ.Bucher 0 0 0-0 0, Fransman 1 1 2-4 7, Bush 5 1 1-2 14, Tilstra 2 0 0-1 4, Fink 3 4 8-19 26, Helgeson 3 0 3-5 9, Roozneboom 3 0 5-6 11, Hoyme 4 0 3-4 11.EllsworthTiesler 6 1 9-12 24, Connors 1 1 0-0 5, Kramer 4 1 2-2 13, Mann 1 0 1-2 3, Kvaale 1 3 8-8 19, Kix 2 1 0-0 7, Lewis 4 0 2-5 10.Team statisticsH-BC: 27 of 73 field goals (37 percent), 22 of 41 free throws (54 percent), 48 rebounds, 17 turnovers.Ellsworth: 26 of 72 field goals (36 percent), 22 of 32 free throws (69 percent), 48 rebounds, 36 turnovers.