Why is the women's 800m record so tough to break?

Elena Rybakina defeats Naomi Osaka and reaches the semi-finals of the Toronto WTA 1000

World number two Elena Rybakina faced a difficult start in her match against Naomi Osaka. Despite being in a tough position early on, she managed to turn the tide. Rybakina ultimately gained the upper hand over her opponent. The hard-fought battle was decided in three sets. The final scoreline read 4-6, 7-6 [5], 6-4 in favor of Rybakina. The encounter took place during the night from Tuesday to Wednesday. With this victory, Rybakina secured her qualification for the next round. She advanced directly to the semi-finals of the tournament. The event taking place is the Toronto Masters 1000.