In a match between two of the taller players on the ATP World Tour, top seed 6′ 10″ John Isner fell to 6′ 8″Â Kevin Anderson. 7-5, 7-6(4) in a Saturday night semifinal in Delray Beach.
The battle of big servers had Anderson firing 16 aces past IsnerÂ in the one hour and 36 minute match. Â The South African is into his third career ATP World Tour singles final.
Qualifier Marinko Matosevic of Australia is into his first career ATP World Tour final after defeating Dudi Sela of Israel 5-7, 6-4, 7-6 (7) on Saturday at the Delray Beach International.
Ranked at No. 173 Matosevic needed five match points to complete an almost three hour match.
â€œIâ€™m very happy but Iâ€™m very tired,â€ Matosevic said. â€œI was just fighting off cramps. â€¦ In the humidity I just sweat a lot and cramp. I cramped after my match on Wednesday, too.â€
The Anderson versus Matosevic final on Sunday will be the first time the two players have faced each other in a singles match.
Singles – Semi-finals
 K Anderson (RSA) d  J Isner (USA) 75 76(4)
[Q] M Matosevic (AUS) d D Sela (ISR) 57 64 76(7)
Doubles – Semi-finals
 C Fleming (GBR) / R Hutchins (GBR) d M Elgin (RUS) / D Istomin (UZB) 76(6) 64
M Mertinak (SVK) / A Sa (BRA) d I Karlovic (CRO) / F Moser (GER) 64 64
SCHEDULE – SUNDAY, 4 MARCH, 2012
STADIUM start 1:00 pm
M Mertinak (SVK) / A Sa (BRA) vs  C Fleming (GBR) / R Hutchins (GBR)
Not Before 3:00 PM
 K Anderson (RSA) vs [Q] M Matosevic (AUS)