Mandatory Credit: Mike Frey-Imagn Images Mike Frey/Mike Frey-Imagn Images DOHA, Qatar — Jelena Ostapenko ended Iga Swiatek’s three-year reign at the Qatar Open in the semifinals. No. 37-ranked ...

IgA nephropathy is an autoimmune disease of the kidneys. It’s associated with several health conditions and is a significant contributor to chronic kidney disease and kidney failure. In the ...

Iga Swiatek stayed on course for a fourth successive title at the Qatar Open with victory over Elena Rybakina in the quarter-finals. In a repeat of last year's final in Doha, Swiatek recovered ...

DOHA, Qatar (AP) — Three-time defending champion Iga Swiatek reached the Qatar Open semifinals by beating Elena Rybakina 6-2, 7-5 on Thursday. Swiatek will face Jelena Ostapenko, who beat Ons ...

DOHA, Qatar (AP) — Three-time defending champion Iga Swiatek reached the Qatar Open semifinals by beating Elena Rybakina 6-2, 7-5 on Thursday. Swiatek, ranked No. 2, will face either Jelena ...