Opinion: Major stars skipping world championships does nothing for the sport

As Sydney McLaughlin-Levrone drops out and Athing Mu’s participation hangs in the balance, star athletes skipping world championships causes more harm than good

Olympic champion Athing Mu debates skipping world championships

Mu has raced the 800m only once this season

Sydney McLaughlin-Levrone will not run 400m hurdles at World Championships

Her coach, Bobby Kersee, said the world championships schedule is not conducive to running both the 400m and 400m hurdles