Multi Sport NewsDalilah Muhammad smashed Yuliya Pechonkina’s 400m hurdles recordDaniel SmithJuly 29, 2019October 24, 2019 by Daniel SmithJuly 29, 2019October 24, 2019 At the United States championships in Iowa on Sunday, Olympic champion Dalilah Muhammad broke 16-year-old women’s 400m hurdles record. She finished the women’s 400 meters