The Arsenal captain scored a brace in last season's FA Cup final as Arsenal came from behind to beat Chelsea 2-1. He also netted in Arsenal's 3-0 victory over Fulham last Saturday in their first game of the new Premier League season.
The 29-year-old midfielder joined the Reds with a reported fee of 20 million pounds (about 25.8 million US dollars) for four years to become the club's second signing of the summer transfer window, following Kostas Tsimikas in August.
"It's not true that I'm not counting on him," insisted Koeman, who believes a loan move is likely.
In stoppage time, Zhang Chengdong's right-footed volley enabled Hebei to cut the deficit to 3-2.
The changes mean that the weekend will open with Villarreal at home to Eibar, with Villarreal looking to improve on an opening day's performance that saw them held 1-1 at home by newly promoted Huesca.
Too many unsolved cases endanger the 2020 treble winners' preparations, the 55-year-old claims. After the 29-year-old midfielder has left for the Premier League, Flick's squad was downsized to only 15 experienced players.
Diack, who led the International Association of Athletics Federations (IAAF) which has been renamed World Athletics, from 1999 to 2015, said he would immediately lodge an appeal. He was arrested in France in 2015, and then released on bail.
Despite their dominance, Hertha needed 19 minutes to create the first clear-cut opportunity as Krzysztof Piatek's header rattled the crossbar.
"We're going to call on the Brazilian Football Confederation (CBF) to make the Maracana an alternative to the beach," Rio mayor Marcelo Crivella told reporters. "Today the biggest problem Rio faces are the big crowds of people with no masks at the beach."
Flamengo remain second in the group with six points from three matches but with a negative goal difference.
"Everyone will be desperate to beat Europe's top team," the 32-year-old Pole told Xinhua before the Bavarians' 2020/21 Bundesliga curtain-raiser against Schalke on Friday.