Rose Zhang won the Cognizant Founders Cup on Sunday to end Nelly Korda’s record-tying LPGA Tour winning streak, rallying to beat Madelene Sagstrom by two strokes. Zhang birdied four of the final five holes to overcome a three-shot deficit in a thrilling final-round duel with Sagstrom after the two broke away from the field Saturday. Zhang shot a 6-under 66, birdieing Nos. 14, 15, 17 and 18 at Upper Montclair Country Club. Sagstrom bogeyed the 16th in a 69. Korda had a second straight 73 and tied for seventh at 7 under. Zhang, a two-time NCAA champion at Stanford, who won last year at nearby Liberty National in her pro debut. She finished at 24 under 264 total.