 Complete the following phrase:  There were six finals on the second day of competition. DeAnna Price became the first American to win the womens hammer throw while Tajay Gayle became Jamaicas first mens long jump world champion, surprising the field by adding 37 centimetres to his personal best and improving to tenth on the all-time lists. Sifan Hassan broke the African domice of the womens 10,000 metres that stretched back to 1997, by taking gold for the Netherlands. Americas Christian Coleman won the 