Goa women caused a major upset by defeating last year’s champions Delhi in the semifinals of the 24th Senior National Baseball Championship at the Ravenshaw University ground in Cuttack today. In the final tomorrow, Goa will lock horns against Manipur, who toppled last year’s runners-up Orissa in another semifinal clash. Goa also stayed on course for a double by entering the men’s final with a hard-fought win over last year’s runners-up Orissa. Delhi set up the men’s final with Goa by scripting an emphatic victory over Andhra Pradesh. Punjab men occupied the fifth position with a narrow win over Madhya Pradesh. The six-day championship concludes tomorrow.