Firmino doubled the hosts' lead by sliding home from close range after being fed by Atletico Madrid left-back Renan Lodi.
"Now is an opportune time for me to cement my place. I always say that it's important to feel the responsibility of playing for the national team but that shouldn't be overshadowed by pride. Otherwise the burden can become too much.
Players and clubs have to deal with a growing number of games, leaving no space for recovery and developing training sessions.
LIMA, Oct. 12 (Xinhua) -- Forwards Raul Ruidiaz and Alex Valera will miss Peru's 2022 World Cup qualifier against Brazil after confirmation of positive COVID-19 tests on Monday.
In Group C, LGD came up with a risky line-up facing FNC and did not seize the opportunity in the decisive game, losing hope of progressing.
Elsewhere, former Changchun Yatai forward Marinho converted two penalties as Santos upset Gremio 2-1 at home. Diego Souza was on target for the visitors.
In Group D, TES double killed DRX to rank first.
Media and pundits such as Lothar Matthaeus blame Loew for tactical mistakes.
"It has been a complicated year for everyone," the 33-year-old Barcelona forward told reporters. "With the national team we want to try to make people happy with this victory in a difficult situation."
That did spark the momentum for the Greek, he broke Djokovic's service in the 12th again to claim the set and won another in the fourth.
Argentina enter the match after defeating Ecuador 1-0 in their opening qualifier at La Bombonera on Thursday. Bolivia suffered a 5-0 defeat to Brazil in Sao Paulo.