The hosts added their third goal when Daniel Sampaio latched onto Marco Antonio's pass to slot home in stoppage time.
"The final climb wasn't too hard, it was difficult to make a gap there, and therefore attacking would have been a huge effort for a small gain. So we rode steady to save energy for the coming days," Yates said.
He doubled Flamengo's lead with a low shot that rebounded in off the post before Rodriguinho pegged a goal back for the hosts.
"Kyle played a fantastic first set," added Djokovic. "He didn't do much wrong, he served very well and was aggressive from the back of the court. Usually his forehand is a weapon, but his backhand, especially in the first set, was very strong, very solid."
"It was anybody's game really for a set and a half. I made some breaks and then obviously after winning the second set I felt more comfortable. I was returning better, I started to read his serve better, and I was pleased with my serve. Overall, it was a very good test, and I am happy to get through," said Djokovic, who is bidding to capture his fourth US Open trophy and 18th Grand Slam title.
Bayern remains the league's flagship from an international perspective, the official underlined.
Fiorentina loanee Pedro put the visitors ahead in just the second minute by pouncing on an errant pass and sliding home from close range.
As the match progressed, Joachim Low's men retreated with their narrow lead and kept all their men behind the ball.
Other clubs are expected to follow.
Australia, Norway and New Zealand are among other countries and regions to provide equal pay to their men's and women's teams.
TEHRAN, Sept. 3 (Xinhua) -- Iran's national football team will play friendlies against Uzbekistan and Tajikistan as part of their preparation for 2022 FIFA World Cup qualifiers, Tasnim news agency reported on Thursday.