Jean Mota scored the winner eight minutes from time as Santos clinched their third win from four matches.
Israel and the UAE agreed to formally normalize their relations in mid-August and signed a normalization agreement at the White House on September 15.
"After extensive conversations about holding a men's national team camp in October, we ultimately determined the unique challenges created by COVID-19 as it relates to hosting international opponents and getting our players together wouldn't allow us to move forward," US men's national team general manager Brian McBride said.
El Tri and Guatemala have met 33 times, with Mexico winning 21, drawing eight and losing four.
In Mainz, Hungary captain Szalai is said to have raised the issue of deferred payments the players were promised when they waived their salaries during lockdown with the club's board on behalf of the team.
The result left Boca with 10 points from four matches in Group H, three points clear of second-placed Caracas FC. Independiente Medellin remained at the foot of the group with four straight defeats.
"We are not the ones making the decisions," Flick said when reacting to UEFA's announcement to stick to their plans of allowing a crowd in the Puskas Arena.
The news came three days after the reigning champions suffered a 5-0 loss to Independiente del Valle in Ecuadorian capital Quito - the Rio de Janeiro side's worst ever defeat in the prestigious club competition.
Jiangsu led 10-2 lead to start the match as spiker Zhang Changning could hardly be stopped, and Shanghai also faced great pressure upon blocks from Xu Ruoya.
The 28-year-old will travel to Sao Paulo to undergo a medical on Wednesday after the clubs agreed to financial terms, the Globo Esporte news outlet said on Tuesday.
Mexico are currently 11th in the FIFA rankings while Guatemala are 130th. Enditem