To coach in Germany's top three leagues, one must obtain a football coaching licence, and the country has a strict and selective education system, he explained: "Each year, only 24 or 25 applicants are accepted at the only education venue, the Hennes-Weisweiler Academy in Cologne."
"I just don't know what to say, it was really close to a perfect moment," Vetter told World Athletics.
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.
Chelsea director Marina Granovskaia described Havertz as "one of the best players of his age in world football".
"We played well in the first half and created many chances, but we had difficulty after conceding the first goal," SIPG coach Vitor Pereira said.
SIPG promptly adjusted tactics to catch up in the second half but were still scoreless, only to see Brazilian forward Marcos Vinicius seal the result with a low drive for China Fortune in stoppage time.
Farah held off Abdi to set a new mark of 21,330m while the Belgian trailed eight meters behind.
The organizers designed a route with a 17km climb before the finish line, which seemed like it might bring about some interesting developments on the rugged, narrow mountain road.
McLaren's Carlos Sainz finished a close second for his best ever finish, and the Racing Point of Lance Stroll took third to complete one of the most unlikely podiums in recent F1 history.
The words had appeared on the majority of Paralympic Games and Winter Games iconography, but similar illustrations were seldom seen on their Olympic counterparts.
In the women's singles, fourth seed Osaka survived a ding-dong battle against Kostyuk to emerge victorious 6-3, 6-7 (4), 6-2 after two hours and 33 minutes.