Due to individual federal states' regulations, Germany's Champions League representatives - Bayern Munich, RB Leipzig, Borussia Dortmund and Borussia Monchengladbach - have to deal with varying restrictions.
Attracting around 300 of China's top swimmers, the 2020 Championships are being held from September 26 to October 2 in Qingdao.
Reports speak of growing unrest among players and coaching staff regarding their claim to sign new faces to help a tired team recover and shape an era of success.
The 27-year-old Mokua, who holds personal best of 1:02:50 in the half marathon, suffered four broken ribs and a double fracture on his left hand during the incident in Nyahururu, some 190km from the capital Nairobi.
In Thursday's only other fixture, Ecuador's Delfin won 3-0 at home to Defensa y Justicia. Enditem
Portu opened the scoring in the 55th minute from a tight angle after a pass from Mikel Merino, and Adnan Januzaj doubled the visitors' lead 13 minutes from time from the penalty spot after he had been clipped in the Elche area.
But it seems apparent that it will not be easy to find a new coach.
The other two German participants - RB Leipzig and Borussia Monchengladbach - have harder tasks in Groups F and B respectively.
The 22-year-old Croatian center (2.16m) has played NBA basketball for four seasons, the first three of them for the Phoenix Suns that selected him as a fourth overall pick of the 2016 draft.
"We are continuing to see benefits from the forthcoming changes to the format of the World Championships Finals, which will be introduced from next year onwards, leading to more countries bidding from different regions of the world," said ITTF Deputy President Khalil Al-Mohannadi.
Porto currently have three Brazilians in their first-team squad: defender Alex Telles, midfielder Otavio and forward Evanilson. Enditem