Necaxa's night went from bad to worse when midfielder Claudio Baeza was sent off after being shown a second yellow card for a bad challenge on Pedro Aquino with 13 minutes remaining.
Bruno Nazario equalized shortly after with a dipping free-kick that rebounded in off the crossbar after a clumsy attempt to parry the ball clear by goalkeeper Cassio.
The re-appointment of Simiyu brought an end to speculation over who would take over the team that has struggled in the HSBC World Rugby Sevens Series since he left.
At the wrong end of the table, Elche, who did well to earn promotion through the play-offs, will expect to suffer, especially after replacing the popular coach Pacheta with Jorge Almiron, who has never coached in Europe.
"We have a task force that is looking at all aspects of Games organization in order to help Tokyo to simplify the delivery for two main reasons," Dubi further explained.
"It was full gas all the way today, from start to finish there were anxious moments," said Yates.
According to WADA, government representatives have asked the Agency to consider the possibility of amending its rules so that such a move could face potential sanctions.
Elsewhere, Sao Paulo beat Fluminense 3-1 at home thanks to second-half goals from Brenner, Luciano Rocha and Vitor Bueno. Wellington Silva was on the scoresheet for the visitors.
"We are calling the CFA to further regulate the behavior of the agents and effectively protect the legitimate rights and interests of youth training institutions and young players," the letter said. Enditem
"We are able to come out from the darkness and to celebrate our return to the table. This is a moment of immense joy for all members of the international table tennis family," the Chinese table tennis legend noted.
The Kenyan now will return to her 1,500m specialty against Dibaba with hope of continuing her perfect start to Diamond League series at the Ostrava Golden Spike (Czech Republic) on Tuesday.