The 2016 IAAF World Challenge was the seventh edition of the annual, global circuit of one-day track and field competitions organized by the International Association of Athletics Federations (IAAF).
The series featured a total of twelve meetings – one fewer than the previous year as the Ponce Grand Prix de Atletismo and Meeting de Rabat were dropped while the Grande Premio Brasil Caixa de Atletismo returned.
[1][2] The Rieti Meeting was originally scheduled for 11 September, but the meeting folded due to financial issues.
[3]