Hoffenheim dominated possession and produced more promising chances but Horn was on guard to deny Kramaric and Pavel Kaderabek in the 18th minute.
After the restart, Dortmund started where they left off and controlled proceedings.
Following the decision by the AFC's COVID-19 sub-committee to withdraw Al-Wahda and render their matches null and void, Al-Ahli found themselves in need of just three points to guarantee a top-two spot in the now three-team Group A.
Both sides were positive from the start, with both Uzbek and Saudi league champions looking to gain further ground on Shabab Al-Ahli and Shahr Khodro FC, the former having narrowly beaten the latter 1-0 in Monday's early Group B game.
"I just came back from the training camp of the national team and everything is so familiar to me," said the 20-year-old side hitter, who helped China claim the World Cup title a year ago in Japan. "I will work with my teammates and get well prepared for the upcoming games."
RIO DE JANEIRO, Sept. 19 (Xinhua) -- Marcos Keno scored a hat-trick as Atletico Mineiro twice came from behind to win 4-3 at Atletico Goianiense and move to the top of the Brazilian Serie A standings on Saturday.
"World Table Tennis was born, as the times require, and predictably, this is the perfect opportunity to create great value for the sport, and to demonstrate the true value of the top players and fans," he stated.
Lucien Favre then brought on Marco Reus for his return after a long injury lay-off, and the German international paid back his trust seconds later, beating Weinkauf following a free-kick at the hour mark.
The Swede, who saw his 15-competition winning streak snapped last weekend, achieved his longest throw in the second round at the Sports Park Mladost, where a crowd of only 700 was allowed in amid public health concerns.
LONDON, Sept. 15 (Xinhua) -- Gabonese striker Pierre-Emerick Aubameyang has signed a new three-year contract with Arsenal, the English Premier League club confirmed on Tuesday.
ROME, Sept. 18 (Xinhua) -- Top seeds Novak Djokovic and Rafael Nadal advanced to the quarterfinals of the Italian Open with straight-set wins on Friday.