Sabalenka downs Muchova to win WTA Finals opener

Aryna Sabalenka battled past Karolina Muchova in straight sets to make a winning start at the season-ending WTA Finals in Indian Wells on Monday.This year's WTA Finals were scheduled to be held in Saudi Arabia but in July were moved to Indian Wells after US military strikes on Iran in February and the subsequent war in the region. rcw/nf