Granada were clearly the better outfit and led by three goals on the half hour when Herrera produced a sharp finish following good control and a cross from Kenedy, who was able to push forward comfortably, and netted his second of the game in the first minute of the second half. The Venezuelan latched onto a long ball from the back and clipped his shot over the advancing keeper.
Depending on local rules and arena capacity, the number of fans will differ.
Villarreal coach Unai Emery will be looking for more cohesion in attack and his side will be favorites against Eibar, whose first game of the season was a dull 0-0 draw with Celta Vigo.
Athletico capitalized on the numerical advantage when Walter, unmarked inside the 18-yard box, struck his first goal of the campaign.
"I'm very lucky to get through, I didn't play very well," Gilbert was quoted by the tournament's website.
Nadal, seeded second, lost 6-2, 7-5 to eighth-seeded Schwartzman, who will next play 12th seed Denis Shapovalov of Canada for a spot in the final.
In Group B, a late Hattan Bahebri strike helped Saudi Arabia's Al-Hilal defeat the ten men of Uzbekistan side Pakhtakor 2-1.
The Israeli club scored the first goal in the 50th minute, with a successful penalty kick by midfielder Dan Biton, after the visitors' captain Syarhey Kislyak pushed Maccabi's Dor Peretz in the penalty area.
Flamengo remain second in the group with six points from three matches but with a negative goal difference.
"You can be sure that I will do everything possible so that the club has a successful season," Neves said in a video posted on social media.
"I think it's an amazing feeling. I was waiting for this moment for a long time and I am very, very happy to be here," he said on Liverpool's official website.