On Saturday, amid stifling temperatures that hovered above 30 degrees Celsius, sprinters took the track as they began their attempts to succeed world-record holder Bolt. 
Loweluka mkatikati mwa nyengo yotentha yomwe kutentha kwake kunafika 30degree celcius, ma Sprinters anayambapo kuyesera kupambana pomwe Bolt anafika pamene palibe wina anafikapo pa dziko lonse lapansi.