Four Wilton High teams will be among the competitors when the Fairfield County Interscholastic Athletic Conference resumes its post-season on Tuesday. The Wilton girls lacrosse team plays top-seed Darien in the conference semifinals at 7 p.m. at Dunning Stadium in New Canaan. The fifth-seeded Warriors defeated fourth-seed Staples, 12-10, in a quarterfinal game last Friday in Westport. Darien beat eighth-seed Fairfield Warde, 18-4, in another quarterfinal on Friday. The Wilton-Darien winner will meet either second-seed New Canaan or third-seed Greenwich in the FCIAC championship game on Thursday at 4 at Brien McMahon High School in Norwalk. Also on Tuesday, the Wilton baseball team begins\u00a0its post-season by playing fourth-seed Norwalk in the conference quarterfinals at 4 in\u00a0Norwalk. The fifth-seeded Warriors (13-5) recently lost to Norwalk (14-4) by a score of 4-3 during a regular-season game in Norwalk. The Wilton boys and girls outdoor track and field teams will also be in action Tuesday, as they compete in the FCIAC championship meet at 2 at Danbury High School. Following is a complete schedule and recap for the FCIAC post-season:BaseballTuesday, May 26Quarterfinals at Higher Seeds, all games at 4 p.m.No. 8 Stamford (10-8) at No. 1 Darien (16-2)No. 6 Trinity (13-5) at No. 3 New Canaan\u00a0(14-4)No. 5 Wilton (13-5) at No. 4 Norwalk (14-4)No. 7 Warde (12-6) at No. 2\u00a0Staples (14-4)Wednesday, May 27Semifinals at Harbor Yard, 5 and 7:30 p.m.Friday, May 29Final at Harbor Yard, 7:30 p.m.SoftballSaturday, May 23Quarterfinals at Higher SeedsDarien 12, Trumbull 1Stamford 6, Norwalk 4Westhill 2, Ridgefield 0St. Joseph 13, Danbury 1Tuesday, May 26Semifinals at Sacred Heart UniversityNo. 2 Darien vs. No. 3 Stamford, 3No. 1 St. Joseph vs. No. 4 Westhill, 5Thursday, May 28Final at Sacred Heart, 5 p.m.Boys LacrosseFriday, May 22Quarterfinals at Higher SeedsGreenwich 7,\u00a0St. Joseph 5Darien 17,\u00a0Staples 6New Canaan 10, Wilton\u00a09Ridgefield 15,\u00a0Ludlowe 3Tuesday, May 26Semifinals at Brien McMahonNo. 2 New Canaan vs. No. 3 Darien, 5 p.m.No. 1 Greenwich vs. No. 4 Ridgefield, 7:30 p.m.Thursday, May 28Final at Brien McMahon, 7 p.m.Girls LacrosseFriday, May 22Quarterfinals at Higher SeedsDarien 18,\u00a0Warde\u00a04Wilton 12,\u00a0Staples 10.Greenwich 21,\u00a0Ludlowe 11New Canaan 18,\u00a0Ridgefield 3Tuesday, May 26Semifinals at New CanaanNo. 2 New Canaan vs. No. 3 Greenwich, 5 p.m.No. 1 Darien vs. No. 5 Wilton, 7 p.m.Thursday, May 28Final at Brien McMahon, 4 p.m.Thursday, May 28Final at Brien McMahon, 4 p.m.Boys VolleyballWednesday, May 27Semifinals at Fairfield LudloweNo. 2 Darien vs. No. 3 Staples, 5No. 1 Ridgefield vs. No. 4 Fairfield, 7Friday, May 29Final at Fairfield Ludlowe, 7 p.m.Boys TennisThursday, May 21Quarterfinals at Higher SeedsStaples 4,\u00a0Wilton\u00a01New Canaan 5, Warde 0Greenwich 4,\u00a0Ridgefield\u00a02Ludlowe 4, Darien\u00a00Tuesday, May 26Semifinals at Higher SeedsNo. 4 Ludlowe at No. 1 Staples, 4 p.m.No. 3 Greenwich at No. 2 New Canaan, 4 p.m.Thursday, May 28Final at Wilton HS, 4 p.m.Girls TennisWednesday, May 20Quarterfinals at Higher SeedsLudlowe 7, Trumbull\u00a00Staples 5,\u00a0Warde 2Darien 7,\u00a0New Canaan 0Wilton 4,\u00a0Greenwich\u00a03Friday, May 22Semifinals at Higher SeedsLudlowe 5,\u00a0Wilton 2Staples 4,\u00a0Darien\u00a03Wednesday, May 27Final at Wilton HSNo. 1 Ludlowe vs. No. 2 Staples, 4 p.m.Boys and Girls Track & FieldTuesday, May 26FCIAC Championships at Danbury HS, 2 p.m.Boys GolfThursday, May 21Chappa Tournament at Longshore, 8 a.m.Tuesday, May 26Holohan Tournament at Woodway CC, 12:30 p.m.Wednesday, June 3FCIAC Championship at Fairchild Wheeler, NoonGirls GolfMonday, June 1Guimares Open at Grassy Hills, 1 p.m.Wednesday, June 3FCIAC Championship at Fairchild Wheeler, 9 a.m.