Coleman takes world 100m title as Hassan earns first half of golden double

 Coleman takes world 100m title as Hassan earns first half of golden double

Christian Coleman of the United States won the men’s world 100 metres title here in 9.76sec, the fastest time recorded this year, on a night when The Netherlands' Sifan Hassan completed what could be the first part of a golden double here as she won the women’s 10,000m title at the International Association of Athletics Federations (IAAF) World Championships.