Atalanta claimed a one-sided win against Lazio, as Papu Gomez took the stage with a brace, helping the Dea enjoy a 4-1 victory.
Other games played on Wednesday sees Atletico Madrid (and Luis Suarez fresh from two goals on his debut) travel to face recently promoted Huesca, while Villarreal entertain Alaves, who are without a win so far this season and Eibar are at home to Elche.
41-year-old Baum is expected to take over as soon as possible but at the latest before the following 14-day long league break due to the national team's games.
It didn't take too long for the former Inter Milan forward to add another as he slotted home in the 62nd minute after receiving Mbappe's fine cross.
With younger players getting more opportunities, the CSL has witnessed many success stories during the first stage. According to data from the first round, compared with the first 14 rounds of the 2019 season, coaches have increasingly been putting their trust in the youth with the total playing time of U23 players has increased by 6,822 minutes.
"We have to look at what we are missing in the squad: we know that the club has economic problems, like every club, but there are one or two positions in the team where we have to improve. We are working to have another option at '9' and the club is working the maximum to sign one," added the coach.
Midfielder Tony Kroos was confirmed to have torn his left gluteus maximum muscle on Monday and will miss Wednesday's game and the following weekend's trip to face Levante in Valencia.
Former Schalke player Naldo will also join the coaching staff.
After the result, Wuhan Zall ranks fifth with 17 points, while Tianjin remains the last without a single win in the Suzhou division. Enditem
"I played quite a solid match when I was serving, I was playing some good points. I did some good forehands, winners down the line, that's a key shot for me," said Nadal.
The 26-man squad also featured 11 Mexico-based players and three representatives from US Major League Soccer clubs.