The last of four track and field events, which was scheduled for late June at UCLA, leaves the 2028 Olympic host city without a major track meet this summer.

Grand Slam Track cancelled its Los Angeles meet on Thursday as the organisers brought the debut season of the novel athletics circuit to an abrupt end after three events.

Grand Slam Track has canceled the final meet of its first season, in Los Angeles, leaving the host of the 2028 Olympics and the country’s second-largest city without a major track meet this summer