Sporting Digest: Tennis

MICHAEL STICH, a late replacement for Boris Becker, turned in a powerful service display in the last two sets to clinch a 6-4, 6-7, 6-3, 6-2 victory over the top seed Stefan Edberg in the Swiss men's indoor tournament at Basle yesterday.

SWISS MEN'S INDOOR TOURNAMENT (Basle) Singles, semi-finals: M Stich (Ger) bt M Damm (Cz Rep) 7-6 6-4; S Edberg (Swe) bt M Rosset (Swit) 6-4 7-6. Final: Stich bt Edberg 6-4 6-7 6-3 6-2.

SALEM OPEN (Kuala Lumpur) Men's singles, semi-finals: M Chang (US) bt G Stafford (SA) 6-1 6-3; J Svensson (Swe) bt N Borwick (Aus) 6-2 3-6 6-4. Final: Chang bt Svensson 6- 0 6-4.

SICILIAN TOURNAMENT (Palermo) Men's singles, semi-finals: S Bruguera (Sp bt F Sanchez (Sp) 6-1 6-2; T Muster (Aut) bt A Gaudenzi (It) 7-5 6-0.

FOLLOWING her crushing win over Jana Novotna in the Volkswagen Card Cup in Leipzig yesterday, Steffi Graf will today undergo an operation in Essen to remove a bone spur on her right foot.

VOLKSWAGEN CARD CUP (Leipzig) Women's singles, semi-finals: J Novotna (Cz Rep) bt C Martinez (Sp) 6-1 6-1; S Graf (Ger) bt J Wiesner (Aut) 6-7 6-2 6-3. Final: Graf bt Novotna 6-2 6-0.

SAPPORO WOMEN'S OPEN: Semi-finals: I Spirlea (Rom) bt N Van Lottum (Fr) 4-6 6-4 6-3, (8) L Harvey-Wild (US) bt (6) L Raymond (US) 7- 6 (7-4) 6-1. Final: Harvey-Wild bt Spirlea 6-4 6- 3.

LTA SATELLITE TOURNAMENT (Basingstoke) Men's singles final: B Gyetko (Can) bt D Sapsford (Eng) 3-6 6-1 6-4. Doubles final: P Hand (Eng) and M Maclagan (Sco) bt T Henman (Eng) and R Matheson (Sco) 6-3 3-6 6- 4. Women's singles final: S Parkhomenko (Rus) bt J Pullin (Eng) 7-5 6-2. Doubles final: C Hunt (Eng) and S-A Siddall (Eng) bt A Smith (Eng) and C Stassen (Neth) 6-2 6-1.

CHAMPIONS TOURNAMENT (Thousand Oaks, Calif) Quarter-finals: J Lloyd (GB) bt V Gerulaitis (US) 6-4 6-2; J Kriek (US) bt G Vilas (Arg) 6-3 7-5; J Connors (US) L Stefanki (US) 6-1 6-1; B Borg (Swe) bt H Solomon (US) 6-0 3-6 7- 6. Semi-finals: Connors bt Lloyd 7-5 6-3; Kriek bt Borg 6-4 7-6.