The start of the race was done in smaller groups of a few hundred people, as opposed to the usual big launch of several thousand.
Wuhan's 23-year-old bench goalkeeper Wang Zhifeng kept a clean sheet in the second half, and might become a start in the future together with Dong, who joined Wuhan from Hebei China Fortune.
With white hair, sunglasses and professional sportswear, Gu is greeted by many people as he goes past them.
But before the postponed Tokyo Games begins, Wang needs to test himself in his first competition of the COVID-19-disrupted season at the National Championships starting on September 26.
"This victory is very important to me - I've worked so hard to get this win," said the 27-year-old Kazakh.
"I corresponded with the German Football Association DFB about Piatek's case. They ensured that they will try their best to let the player avoid the quarantine. A week ago we had a meeting with UEFA. We heard that the national federations should contact their governments to talk about the safety rules in those situations," added Kwiatkowski.
"There's no past Grand Slam champions left in the draw," said fifth seed Alexander Zverev from Germany, who made light work of Spain's Alejandro Davidovich 6-2, 6-2, 6-1 in another fourth round match.
"We do not know which contract you have analyzed and what is the basis for you to conclude that it has a "recession clause" which is applicable if the player decides to unilaterally extend this contract."
Then in the third set, Williams was rarely troubled by her rival en route to victory.
Iran sit third, behind Iraq and Bahrain, in Group C of the 2022 FIFA World Cup Asian Zone qualification. Enditem
In other matches on Sunday, Atletico Mineiro won 1-0 at Coritiba, Sport Recife beat Goias 2-1 at home, Gremio drew 1-1 at Atletico Goianiense, Vasco da Gama secured a 1-0 win at home to Athletico Paranaense and Palmeiras won 2-1 at Bragantino. Enditem